1.0.0.3
false
REGULATORY ASSETS & LIABILITIES
false
1
$
false
false
iso4217_USD
Standard
http://www.xbrl.org/2003/iso4217
USD
iso4217
0
iso4217_USD_per_shares
Divide
http://www.xbrl.org/2003/iso4217
USD
iso4217
http://www.xbrl.org/2003/instance
shares
0
5
3
aes_RegulatoryAssetsAndLiabilitiesDisclosureTextBlock
aes
false
na
duration
string
Detailed information about regulatory assets and liabilities, including current and noncurrent assets created when regulatory...
false
false
false
false
false
false
false
false
false
|
1
false
false
0
0
<div>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"><font style="FONT-FAMILY: Times New Roman" size="2"><b>9. REGULATORY
ASSETS & LIABILITIES</b></font></p>
<p style="MARGIN-TOP: 6px; TEXT-INDENT: 4%; MARGIN-BOTTOM: 0px">
<font style="FONT-FAMILY: Times New Roman" size="2">The Company has
recorded regulatory assets and liabilities that it expects to pass
through to its customers in accordance with, and subject to,
regulatory provisions as follows:</font></p>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 12px">
 </p>
<table border="0" cellspacing="0" cellpadding="0" width="100%" align="center">
<tr>
<td width="67%"></td>
<td valign="bottom" width="2%"></td>
<td></td>
<td></td>
<td valign="bottom" width="2%"></td>
<td></td>
<td></td>
<td valign="bottom" width="2%"></td>
<td></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="5" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>December 31,</b></font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font size="1"> </font></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="2" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>2009</b></font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="2" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>2008</b></font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>Recovery Period</b></font></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom" colspan="5" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>(in
millions)</b></font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font size="1"> </font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>REGULATORY
ASSETS</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Current regulatory
assets:</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Brazil tariff
recoveries</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(2)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Energy purchases</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">144</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">76</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Transmission costs,
regulatory fees and other</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">120</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">121</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">El Salvador tariff
recoveries</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(3)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">125</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">136</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Other</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(4)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">6</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">18</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Total current regulatory
assets</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">395</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">351</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Noncurrent regulatory
assets:</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Defined benefit pension
obligations</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(1)(5)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">217</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">281</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Income taxes recoverable
from customers</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(1)(6)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">70</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">75</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Brazil tariff
recoveries</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(2)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Energy purchases</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">22</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">31</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Transmission costs,
regulatory fees and other</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">30</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">48</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Other</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(4)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">111</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">106</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Total noncurrent
regulatory assets</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">450</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">541</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>TOTAL REGULATORY
ASSETS</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">845</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">892</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>REGULATORY
LIABILITIES</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Current regulatory
liabilities:</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Efficiency program
costs</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(7)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">133</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">116</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Brazil tariff
recoveries</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(2)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Energy purchases</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">61</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">31</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Transmission costs,
regulatory fees and other</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">67</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">44</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Other</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(4)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">35</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">14</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Total current regulatory
liabilities</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">296</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">205</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Noncurrent regulatory
liabilities:</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Asset retirement
obligations</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(8)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">482</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">459</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over book life of assets</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Brazil special
obligations</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(9)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">402</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">291</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">To be determined</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Brazil tariff
recoveries</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(2)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
<td valign="bottom"></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Energy purchases</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">42</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">8</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 3em"><font style="FONT-FAMILY: Times New Roman" size="2">Transmission costs,
regulatory fees and other</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">35</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">2</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Unamortized investment tax
credit</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(1)(6)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">9</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">10</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Efficiency program
costs</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(7)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">4</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">—  </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Over tariff reset period</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Other</font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(4)</sup></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">8</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">9</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">Various</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>Total noncurrent
regulatory liabilities</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">982</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">779</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2"><b>TOTAL REGULATORY
LIABILITIES</b></font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">1,278</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">984</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td valign="bottom"></td>
</tr>
</table>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"><font size="1"> </font></p>
<p style="BORDER-BOTTOM: #000000 0.5pt solid; LINE-HEIGHT: 8px; MARGIN-TOP: 0px; WIDTH: 10%; MARGIN-BOTTOM: 2px">
 </p>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(1)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Past expenditures on which the Company does not earn a rate of
return.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(2)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Recoverable per National Electric Energy Agency
(“ANEEL”) regulations through the Annual Tariff
Adjustment (“IRT”). These costs are generally
non-controllable costs and primarily consist of purchased
electricity, energy transmission costs and sector costs that are
considered volatile. These costs are recovered in
24 installments through the annual IRT process and are
amortized over the tariff reset period.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(3)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Deferred fuel costs incurred by our El Salvador
subsidiaries associated with purchase of energy from the
El Salvador spot market and the power generation plants. In
El Salvador, the deferred fuel adjustment represents the
variance between the actual fuel costs and the fuel costs recovered
in the tariffs. The variance is recovered semi-annually at the
tariff reset period.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(4)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Includes assets with and without a rate of return. All current
regulatory assets earned a rate of return as of December 31,
2009. Other current regulatory assets that did not earn a rate of
return were $9 million as of December 31, 2008. Other
noncurrent regulatory assets that did not earn a rate of return
were $90 million and $83 million, as of December 31,
2009 and 2008, respectively. Those without a rate of return that
are recoverable based on specific rate orders primarily consist of
the following:</font></p>
</td>
</tr>
</table>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 4px">
 </p>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td width="5%"><font size="1"> </font></td>
<td valign="top" width="2%" align="left"><font style="FONT-FAMILY: Times New Roman" size="2">•</font></td>
<td valign="top" width="1%"><font size="1"> </font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Transmission service costs and other administrative costs from
IPL’s participation in the Midwest ISO market. Recovery
of costs is probable, but the timing is not yet
determined.</font></p>
</td>
</tr>
</table>
<p style="MARGIN-TOP: 4px; MARGIN-BOTTOM: 0px; MARGIN-LEFT: 4%">
<font style="FONT-FAMILY: Times New Roman" size="2">Other Current
and Noncurrent Regulatory Liabilities consist of:</font></p>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 4px">
 </p>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td width="5%"><font size="1"> </font></td>
<td valign="top" width="2%" align="left"><font style="FONT-FAMILY: Times New Roman" size="2">•</font></td>
<td valign="top" width="1%"><font size="1"> </font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Deferred fuel costs: expected to be refunded to customers
through future fuel adjustment charges. In the United States,
deferred fuel costs at IPL represent variances between estimated
and actual fuel and purchased power costs. IPL is permitted to
recover underestimated fuel and purchased power costs in future
rates.</font></p>
</td>
</tr>
</table>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 4px">
 </p>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td width="5%"><font size="1"> </font></td>
<td valign="top" width="2%" align="left"><font style="FONT-FAMILY: Times New Roman" size="2">•</font></td>
<td valign="top" width="1%"><font size="1"> </font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Penalties and fees from regulators at our Brazil subsidiaries
and financial transmission rights used to hedge exposure in the
Midwest ISO market that are credited per specific rate
orders.</font></p>
</td>
</tr>
</table>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 4px">
 </p>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td width="5%"><font size="1"> </font></td>
<td valign="top" width="2%" align="left"><font style="FONT-FAMILY: Times New Roman" size="2">•</font></td>
<td valign="top" width="1%"><font size="1"> </font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Free Energy is the cost incurred by electricity generators due
to variance in energy prices during rationing periods. Our
Brazilian subsidiaries are authorized to reclaim or refund this
cost associated with monthly energy price variances between the
whole sale energy market prices owed to the power generation plants
producing free energy and the capped price reimbursed by the local
distribution companies which are passed through to the final
customers through energy tariffs.</font></p>
</td>
</tr>
</table>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 4px">
 </p>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(5)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">The regulatory accounting standards allow the defined pension
and postretirement benefit obligation to be recorded as a
regulatory asset equal to the previously unrecognized actuarial
gains and losses and prior service costs that are expected to be
recovered through future rates. Pension expense is recognized based
on the plan’s actuarially determined pension liability.
Recovery of costs is probable, but not yet determined. The decrease
in the regulatory asset of $64 million at December 31,
2009 is primarily a result of a higher than expected return on
assets in 2009.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(6)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Probable of reversal through future rates, based upon
established regulatory practices, which permit the reversal of
current taxes. This amount is expected to be recovered, without
interest, over the period as book-tax temporary differences reverse
and become current taxes.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(7</sup></font><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Payments received for costs expected to be incurred to improve
the efficiency of our plants in Brazil that are recovered as part
of the IRT.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(8)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Non-legal asset retirement obligations for removal costs which
do not have an associated legal retirement obligation as defined by
the accounting standards on asset retirement
obligations.</font></p>
</td>
</tr>
</table>
<table style="BORDER-COLLAPSE: collapse" border="0" cellspacing="0" cellpadding="0" width="100%">
<tr>
<td valign="top" width="4%" align="left"><font style="FONT-FAMILY: Times New Roman" size="1"><sup style="POSITION: relative; BOTTOM: 0.8ex; VERTICAL-ALIGN: baseline">(9)</sup></font></td>
<td valign="top" align="left">
<p align="left"><font style="FONT-FAMILY: Times New Roman" size="2">Obligations established by ANEEL in Brazil associated with
electric utility concessions and represent amounts received from
customers or donations not subject to return. These donations are
allocated to support energy network expansion and to improve
utility operations to meet customers’ needs. The maturity
term is established by ANEEL whose settlement shall occur when the
concession ends.</font></p>
</td>
</tr>
</table>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px"><font size="1"> </font></p>
<p style="MARGIN-TOP: 0px; TEXT-INDENT: 4%; MARGIN-BOTTOM: 0px">
<font style="FONT-FAMILY: Times New Roman" size="2">The current
regulatory assets and liabilities are recorded in other current
assets and accrued and other liabilities, respectively, on the
accompanying Consolidated Balance Sheets. The noncurrent regulatory
assets and liabilities are recorded in other assets and other
long-term liabilities, respectively, in the accompanying
Consolidated Balance Sheets.</font></p>
<p style="MARGIN-TOP: 12px; TEXT-INDENT: 4%; MARGIN-BOTTOM: 0px">
<font style="FONT-FAMILY: Times New Roman" size="2">The following
table summarizes regulatory assets by region as of
December 31, 2009 and 2008:</font></p>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 12px">
 </p>
<table border="0" cellspacing="0" cellpadding="0" width="76%" align="center">
<tr>
<td width="82%"></td>
<td valign="bottom" width="6%"></td>
<td></td>
<td></td>
<td valign="bottom" width="6%"></td>
<td></td>
<td></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="5" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>December 31,</b></font></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="2" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>2009</b></font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="2" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>2008</b></font></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom" colspan="5" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>(in
millions)</b></font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Latin America</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">445</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">413</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">North America</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">400</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">479</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Total regulatory
assets</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">845</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">892</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
</tr>
</table>
<p style="MARGIN-TOP: 12px; TEXT-INDENT: 4%; MARGIN-BOTTOM: 0px">
<font style="FONT-FAMILY: Times New Roman" size="2">The following
table summarizes regulatory liabilities by region as of
December 31, 2009 and 2008:</font></p>
<p style="MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; FONT-SIZE: 12px">
 </p>
<table border="0" cellspacing="0" cellpadding="0" width="84%" align="center">
<tr>
<td width="79%"></td>
<td valign="bottom" width="6%"></td>
<td></td>
<td></td>
<td valign="bottom" width="6%"></td>
<td></td>
<td></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="5" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>December 31,</b></font></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="2" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>2009</b></font></td>
<td valign="bottom"><font size="1">  </font></td>
<td style="BORDER-BOTTOM: #000000 1px solid" valign="bottom" colspan="2" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>2008</b></font></td>
</tr>
<tr>
<td valign="bottom"><font size="1"> </font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom" colspan="5" align="center"><font style="FONT-FAMILY: Times New Roman" size="1"><b>(in
millions)</b></font></td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Latin America</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">772</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">508</font></td>
</tr>
<tr>
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">North America</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">506</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2"> </font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">476</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 1px solid" valign="bottom">
 </td>
</tr>
<tr bgcolor="#CCEEFF">
<td valign="top">
<p style="TEXT-INDENT: -1em; MARGIN-LEFT: 1em"><font style="FONT-FAMILY: Times New Roman" size="2">Total regulatory
liabilities</font></p>
</td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">1,278</font></td>
<td valign="bottom"><font size="1">  </font></td>
<td valign="bottom"><font style="FONT-FAMILY: Times New Roman" size="2">$</font></td>
<td valign="bottom" align="right"><font style="FONT-FAMILY: Times New Roman" size="2">984</font></td>
</tr>
<tr style="FONT-SIZE: 1px">
<td valign="bottom"></td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td valign="bottom">  </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
<td style="BORDER-TOP: #000000 3px double" valign="bottom">
 </td>
</tr>
</table>
</div>
9. REGULATORY
ASSETS & LIABILITIES
The Company has
recorded regulatory assets and liabilities that it expects to pass
through to its customers in
false
false
|
Detailed information about regulatory assets and liabilities, including current and noncurrent assets created when regulatory agencies permit the deferral of costs to the balance sheet that would otherwise be required to appear on the company's income statement and would be charged against current expenses or revenues, as well as current and noncurrent liabilities created when regulatory agencies permit the deferral of revenues to the balance sheet or resulting from rate actions of a regulator.
No authoritative reference available.
false
false
1
1
false
UnKnown
UnKnown
UnKnown
false
true