-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 BuM664fiG0O97AlrU9tNE214L6IWxIzi/O2E2ouvVSFaJoWSm7PRqkD4XqEkzw/J
 Hxzne6phutl5swSx+hlqFA==

<SEC-DOCUMENT>0000950159-03-000577.txt : 20030702
<SEC-HEADER>0000950159-03-000577.hdr.sgml : 20030702
<ACCEPTANCE-DATETIME>20030702161940
ACCESSION NUMBER:		0000950159-03-000577
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030630
FILED AS OF DATE:		20030702

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UIL HOLDINGS CORP
		CENTRAL INDEX KEY:			0001082510
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		IRS NUMBER:				061541045
		STATE OF INCORPORATION:			CT
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		157 CHURCH ST
		CITY:			NEW HAVEN
		STATE:			CT
		ZIP:			06510
		BUSINESS PHONE:		2034992000

	MAIL ADDRESS:	
		STREET 1:		157 CHURCH ST
		CITY:			NEW HAVEN
		STATE:			CT
		ZIP:			06510

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CHASE ARNOLD L
		CENTRAL INDEX KEY:			0001024134

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-15052
		FILM NUMBER:		03772206

	BUSINESS ADDRESS:	
		STREET 1:		C/O CHASE ENTERPRISES
		STREET 2:		ONE COMMERCIAL PLAZA
		CITY:			HARTFORD
		STATE:			CT
		ZIP:			06103-3599
		BUSINESS PHONE:		8605491674

	MAIL ADDRESS:	
		STREET 1:		C/O CHASE ENTERPRISES
		STREET 2:		ONE COMMERCIAL PLAZA
		CITY:			HARTFORD
		STATE:			CT
		ZIP:			06103-3599
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>chasef47-2_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<!-- - EDGAR Ease Plus 1.0                                   04/22/03  TZ    -->
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2003-06-30</periodOfReport>
    <issuer>
        <issuerCik>0001082510</issuerCik>
        <issuerName>UIL HOLDINGS CORP</issuerName>
        <issuerTradingSymbol>UIL</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001024134</rptOwnerCik>
            <rptOwnerName>CHASE ARNOLD L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>1</isDirector>
         <isOfficer>0</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
       </reportingOwnerRelationship>
   </reportingOwner>
   <derivativeSecurity>
      <securityTitle>
         <value>Phantom Stock Units</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>1</value>
            <footnoteId id="F3"/>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-06-30</value>
            <footnoteId id="F1"/>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>116.85</value>
         </transactionShares>
         <transactionValue>
           <value>40.65</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>A</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2003-12-31</value>
            <footnoteId id="F2"/>
            <footnoteId id="F4"/>
      </exerciseDate>
      <expirationDate>
         <value>2003-12-31</value>
            <footnoteId id="F2"/>
            <footnoteId id="F4"/>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
            <footnoteId id="F2"/>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>116.85</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <valueOwnedFollowingTransaction>
           <value>4650.29</value>
         </valueOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <derivativeSecurity>
      <securityTitle>
         <value>Phantom Stock Units</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>1</value>
            <footnoteId id="F3"/>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-07-01</value>
            <footnoteId id="F1"/>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>82.90</value>
         </transactionShares>
         <transactionValue>
           <value>40.39</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>A</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2003-12-31</value>
            <footnoteId id="F2"/>
            <footnoteId id="F4"/>
      </exerciseDate>
      <expirationDate>
         <value>2003-12-31</value>
            <footnoteId id="F2"/>
            <footnoteId id="F4"/>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>Common Stock</value>
            <footnoteId id="F2"/>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>82.90</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <valueOwnedFollowingTransaction>
           <value>4733.19</value>
         </valueOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <footnotes>
<footnote id="F1"> The phantom stock units were accrued under the UIL Holdings Corp. Non-Employee Directors Common Stock and Deferred Compensation Plan (the &quot;Plan&quot;).</footnote>

<footnote id="F2"> The units are to be settled in UIL Holdings Corp. Common Stock upon termination of the Reporting Person's service (other than by death) or termination of the Plan.</footnote>

<footnote id="F3"> 1-for-1</footnote>

<footnote id="F4"> This is only used as a &quot;dummy date&quot;.</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>Theresa A. Kasuga, power of attorney</signatureName>
      <signatureDate>2003-07-02</signatureDate>
   </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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