<SEC-DOCUMENT>0001193125-21-004071-index.html : 20210107
<SEC-HEADER>0001193125-21-004071.hdr.sgml : 20210107
<ACCEPTANCE-DATETIME>20210107150302
ACCESSION NUMBER:		0001193125-21-004071
CONFORMED SUBMISSION TYPE:	497
PUBLIC DOCUMENT COUNT:		17
FILED AS OF DATE:		20210107
DATE AS OF CHANGE:		20210107
EFFECTIVENESS DATE:		20210107

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUVEEN INVESTMENT FUNDS INC
		CENTRAL INDEX KEY:			0000820892
		IRS NUMBER:				411418224
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		497
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-16905
		FILM NUMBER:		21514002

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-917-8146

	MAIL ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST AMERICAN INVESTMENT FUNDS INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SECURAL MUTUAL FUNDS INC
		DATE OF NAME CHANGE:	19910627
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005558
<SERIES-NAME>Nuveen Minnesota Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015134
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FAMAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015135
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FAMTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000081082
<CLASS-CONTRACT-NAME>Class C1
<CLASS-CONTRACT-TICKER-SYMBOL>FACMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000096214
<CLASS-CONTRACT-NAME>Nuveen Minnesota Intermediate Municipal Bond Fund Class C2
<CLASS-CONTRACT-TICKER-SYMBOL>NIBMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000137678
<CLASS-CONTRACT-NAME>Nuveen Minnesota Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NIBCX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005560
<SERIES-NAME>Nuveen Nebraska Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015139
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FNTAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015140
<CLASS-CONTRACT-NAME>Class C1
<CLASS-CONTRACT-TICKER-SYMBOL>FNTCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015141
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FNTYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000096216
<CLASS-CONTRACT-NAME>Nuveen Nebraska Municipal Bond Fund Class C2
<CLASS-CONTRACT-TICKER-SYMBOL>NCNBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000137680
<CLASS-CONTRACT-NAME>Nuveen Nebraska Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NAAFX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
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<DOCUMENT>
<TYPE>497
<SEQUENCE>1
<FILENAME>d55595d497.htm
<DESCRIPTION>NUVEEN INVESTMENT FUNDS, INC.
<TEXT>
Document 1 - file: d55595d497.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
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<TEXT>
Document 2 - file: nifi-20200930.xsd

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<FILENAME>nifi-20200930_cal.xml
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<TEXT>
Document 3 - file: nifi-20200930_cal.xml

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<TYPE>EX-101.DEF
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<FILENAME>nifi-20200930_def.xml
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Document 4 - file: nifi-20200930_def.xml

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Document 5 - file: nifi-20200930_lab.xml

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<TYPE>EX-101.PRE
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Document 6 - file: nifi-20200930_pre.xml

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Document 11 - file: R4.htm

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<TYPE>EXCEL
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Document 12 - file: Financial_Report.xlsx

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Document 13 - file: Show.js

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<SEQUENCE>14
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<SEQUENCE>15
<FILENAME>FilingSummary.xml
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Document 15 - file: FilingSummary.html

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<SEQUENCE>18
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<TEXT>
Document 18 - file: MetaLinks.json

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<TYPE>ZIP
<SEQUENCE>19
<FILENAME>0001193125-21-004071-xbrl.zip
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<TEXT>
Document 19 - file: 0001193125-21-004071-xbrl.zip

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