    <SEC-DOCUMENT>0000876661-21-000576-index.html : 20210419
    <SEC-HEADER>0000876661-21-000576.hdr.sgml : 20210419
    <ACCEPTANCE-DATETIME>20210419115405
    ACCESSION NUMBER:		0000876661-21-000576
    CONFORMED SUBMISSION TYPE:	CERT
    PUBLIC DOCUMENT COUNT:		1
    FILED AS OF DATE:		20210419
    DATE AS OF CHANGE:		20210419
    EFFECTIVENESS DATE:		20210419

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			NISOURCE INC.
    		CENTRAL INDEX KEY:			0001111711
    		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
    		IRS NUMBER:				352108964
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		CERT
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-16189
    		FILM NUMBER:		21833710

    	BUSINESS ADDRESS:
    		STREET 1:		801 EAST 86TH AVE
    		CITY:			MERRILLVILLE
    		STATE:			IN
    		ZIP:			46410-6272
    		BUSINESS PHONE:		2196475200

    	MAIL ADDRESS:
    		STREET 1:		801 EAST 86TH AVE
    		CITY:			MERRILLVILLE
    		STATE:			IN
    		ZIP:			46410-6272

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	NISOURCE INC/DE
    		DATE OF NAME CHANGE:	20001103

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	NEW NISOURCE INC
    		DATE OF NAME CHANGE:	20000412
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>CERT
    <SEQUENCE>1
    <FILENAME>NIMC041921.pdf
    <DESCRIPTION>NYSE CERTIFICATION
    <TEXT>
    Document 1 - file: NIMC041921.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>