    <SEC-DOCUMENT>0001193125-25-011831-index.html : 20250124
    <SEC-HEADER>0001193125-25-011831.hdr.sgml : 20250124
    <ACCEPTANCE-DATETIME>20250124085252
    ACCESSION NUMBER:		0001193125-25-011831
    CONFORMED SUBMISSION TYPE:	DEF 14A
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20250310
    FILED AS OF DATE:		20250124
    DATE AS OF CHANGE:		20250124

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			Duff & Phelps Utility & Infrastructure Fund Inc.
    		CENTRAL INDEX KEY:			0001515671
    		ORGANIZATION NAME:
    		IRS NUMBER:				452261437
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	811-22533
    		FILM NUMBER:		25551725

    	BUSINESS ADDRESS:
    		STREET 1:		10 SOUTH WACKER DRIVE
    		STREET 2:		SUITE 1900
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60606
    		BUSINESS PHONE:		(866) 270-7598

    	MAIL ADDRESS:
    		STREET 1:		10 SOUTH WACKER DRIVE
    		STREET 2:		SUITE 1900
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60606

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Duff & Phelps Global Utility Income Fund Inc.
    		DATE OF NAME CHANGE:	20110627

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Duff & Phelps Global Utility & Midstream Energy Income Fund Inc.
    		DATE OF NAME CHANGE:	20110316

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			DNP SELECT INCOME FUND INC
    		CENTRAL INDEX KEY:			0000806628
    		ORGANIZATION NAME:
    		IRS NUMBER:				363480989
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	811-04915
    		FILM NUMBER:		25551726

    	BUSINESS ADDRESS:
    		STREET 1:		PO BOX 32760
    		CITY:			LOUISVILLE
    		STATE:			KY
    		ZIP:			40232
    		BUSINESS PHONE:		3123685510

    	MAIL ADDRESS:
    		STREET 1:		PO BOX 32760
    		CITY:			LOUISVILLE
    		STATE:			KY
    		ZIP:			40232

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	DUFF & PHELPS SELECTED UTILITIES INC
    		DATE OF NAME CHANGE:	19910429

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			DTF TAX-FREE INCOME 2028 TERM FUND INC
    		CENTRAL INDEX KEY:			0000879535
    		ORGANIZATION NAME:
    		IRS NUMBER:				363793962
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		DEF 14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	811-06416
    		FILM NUMBER:		25551727

    	BUSINESS ADDRESS:
    		STREET 1:		10 SOUTH WACKER DRIVE
    		STREET 2:		SUITE 1900
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60606
    		BUSINESS PHONE:		800-338-8214

    	MAIL ADDRESS:
    		STREET 1:		10 S. WACKER DRIVE
    		STREET 2:		SUITE 1900
    		CITY:			CHICAGO
    		STATE:			IL
    		ZIP:			60606

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	DTF TAX-FREE INCOME INC
    		DATE OF NAME CHANGE:	20030625

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	DUFF & PHELPS UTILITIES TAX FREE INCOME INC
    		DATE OF NAME CHANGE:	19920929
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>DEF 14A
    <SEQUENCE>1
    <FILENAME>d922736ddef14a.htm
    <DESCRIPTION>NOTICE OF JOINT ANNUAL MEETING OF SHAREHOLDERS
    <TEXT>
    Document 1 - file: d922736ddef14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>2
    <FILENAME>g922736g01n01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 2 - file: g922736g01n01.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g922736g01n02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g922736g01n02.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g922736g01n03.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g922736g01n03.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g922736g01n04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g922736g01n04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g922736g01n05.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g922736g01n05.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g922736g01n06.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g922736g01n06.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g922736g01n07.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g922736g01n07.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g922736g01n08.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g922736g01n08.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g922736g01n09.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g922736g01n09.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g922736g01n10.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g922736g01n10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g922736g01n11.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g922736g01n11.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g922736g01n12.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g922736g01n12.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g922736g01n13.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g922736g01n13.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>g922736g01n14.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g922736g01n14.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>g922736g01n15.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: g922736g01n15.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>g922736g01n16.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g922736g01n16.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>