Receivables

6 Months Ended

Jun. 30, 2023

Receivables [Line Items]

Receivables

RECEIVABLES

NOTE 4(a) - Accounts Receivable - For the three and six months ended June 30, 2023, Alliant Energy’s, IPL’s and WPL’s gross write-offs for accounts receivable were as follows (in millions):

	Originated in 2022		Originated in 2023
	Three Months	Six Months	Three Months	Six Months
Alliant Energy	$3	$8	$2	$2
IPL	2	5	1	1
WPL	1	3	1	1

NOTE 4(b) - Sales of Accounts Receivable - IPL maintains a Receivables Purchase and Sale Agreement (Receivables Agreement) whereby it may sell its customer accounts receivables, unbilled revenues and certain other accounts receivables to a third party through wholly-owned and consolidated special purpose entities. In March 2023, IPL amended and extended through March 2024 the purchase commitment from the third party to which it sells its receivables. The transfers of receivables meet the criteria for sale accounting established by the transfer of financial assets accounting rules. As of June 30, 2023, IPL had $50 million of available capacity under its sales of accounts receivable program. IPL’s maximum and average outstanding cash proceeds (based on daily outstanding balances) related to the sales of accounts receivable program for the three and six months ended June 30 were as follows (in millions):

	Three Months		Six Months
	2023	2022	2023	2022
Maximum outstanding aggregate cash proceeds	$110	$66	$110	$66
Average outstanding aggregate cash proceeds	101	18	79	11

The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):

	June 30, 2023	December 31, 2022
Customer accounts receivable	$148	$145
Unbilled utility revenues	100	132
Receivables sold to third party	248	277
Less: cash proceeds	60	80
Deferred proceeds	188	197
Less: allowance for expected credit losses	13	12
Fair value of deferred proceeds	$175	$185

As of June 30, 2023, outstanding receivables past due under the Receivables Agreement were $20 million. Additional attributes of IPL’s receivables sold under the Receivables Agreement for the three and six months ended June 30 were as follows (in millions):

	Three Months		Six Months
	2023	2022	2023	2022
Collections	$514	$500	$1,104	$1,061
Write-offs, net of recoveries	2	1	4	3

IPL [Member]

Receivables [Line Items]

Receivables

RECEIVABLES

NOTE 4(a) - Accounts Receivable - For the three and six months ended June 30, 2023, Alliant Energy’s, IPL’s and WPL’s gross write-offs for accounts receivable were as follows (in millions):

	Originated in 2022		Originated in 2023
	Three Months	Six Months	Three Months	Six Months
Alliant Energy	$3	$8	$2	$2
IPL	2	5	1	1
WPL	1	3	1	1

NOTE 4(b) - Sales of Accounts Receivable - IPL maintains a Receivables Purchase and Sale Agreement (Receivables Agreement) whereby it may sell its customer accounts receivables, unbilled revenues and certain other accounts receivables to a third party through wholly-owned and consolidated special purpose entities. In March 2023, IPL amended and extended through March 2024 the purchase commitment from the third party to which it sells its receivables. The transfers of receivables meet the criteria for sale accounting established by the transfer of financial assets accounting rules. As of June 30, 2023, IPL had $50 million of available capacity under its sales of accounts receivable program. IPL’s maximum and average outstanding cash proceeds (based on daily outstanding balances) related to the sales of accounts receivable program for the three and six months ended June 30 were as follows (in millions):

	Three Months		Six Months
	2023	2022	2023	2022
Maximum outstanding aggregate cash proceeds	$110	$66	$110	$66
Average outstanding aggregate cash proceeds	101	18	79	11

The attributes of IPL’s receivables sold under the Receivables Agreement were as follows (in millions):

	June 30, 2023	December 31, 2022
Customer accounts receivable	$148	$145
Unbilled utility revenues	100	132
Receivables sold to third party	248	277
Less: cash proceeds	60	80
Deferred proceeds	188	197
Less: allowance for expected credit losses	13	12
Fair value of deferred proceeds	$175	$185

As of June 30, 2023, outstanding receivables past due under the Receivables Agreement were $20 million. Additional attributes of IPL’s receivables sold under the Receivables Agreement for the three and six months ended June 30 were as follows (in millions):

	Three Months		Six Months
	2023	2022	2023	2022
Collections	$514	$500	$1,104	$1,061
Write-offs, net of recoveries	2	1	4	3

WPL [Member]

Receivables [Line Items]

Receivables

RECEIVABLES

NOTE 4(a) - Accounts Receivable - For the three and six months ended June 30, 2023, Alliant Energy’s, IPL’s and WPL’s gross write-offs for accounts receivable were as follows (in millions):

	Originated in 2022		Originated in 2023
	Three Months	Six Months	Three Months	Six Months
Alliant Energy	$3	$8	$2	$2
IPL	2	5	1	1
WPL	1	3	1	1