    <SEC-DOCUMENT>0001193125-22-012124-index.html : 20220404
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    <ACCEPTANCE-DATETIME>20220119093038

    <PRIVATE-TO-PUBLIC>

    ACCESSION NUMBER:		0001193125-22-012124

    CONFORMED SUBMISSION TYPE:	DEF 14A

    PUBLIC DOCUMENT COUNT:		23

    CONFORMED PERIOD OF REPORT:	20220307

    FILED AS OF DATE:		20220119

    DATE AS OF CHANGE:		20220119

    FILER:

    	COMPANY DATA:

    		COMPANY CONFORMED NAME:			Duff & Phelps Utility & Infrastructure Fund Inc.

    		CENTRAL INDEX KEY:			0001515671

    		IRS NUMBER:				452261437

    		FISCAL YEAR END:			1031

    	FILING VALUES:

    		FORM TYPE:		DEF 14A

    		SEC ACT:		1934 Act

    		SEC FILE NUMBER:	811-22533

    		FILM NUMBER:		22537018

    	BUSINESS ADDRESS:

    		STREET 1:		200 SOUTH WACKER DRIVE

    		STREET 2:		SUITE 500

    		CITY:			CHICAGO

    		STATE:			IL

    		ZIP:			60606

    		BUSINESS PHONE:		(866) 270-7598

    	MAIL ADDRESS:

    		STREET 1:		200 SOUTH WACKER DRIVE

    		STREET 2:		SUITE 500

    		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

    		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:		22537019

    	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 INC

    		CENTRAL INDEX KEY:			0000879535

    		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:		22537020

    	BUSINESS ADDRESS:

    		STREET 1:		200 SOUTH WACKER DRIVE

    		CITY:			CHICAGO

    		STATE:			IL

    		ZIP:			60606

    		BUSINESS PHONE:		800-263-2610

    	MAIL ADDRESS:

    		STREET 1:		200 S. WACKER DRIVE

    		STREET 2:		SUITE 500

    		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>

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    <FILENAME>d253057ddef14a.htm
    <DESCRIPTION>NOTICE OF JOINT ANNUAL MEETING OF SHAREHOLDERS
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    <DESCRIPTION>GRAPHIC
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    <SEQUENCE>21
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    <SEQUENCE>24
    <FILENAME>filename24.htm
    <TEXT>
    Document 24 - file: filename24.htm

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