<SEC-DOCUMENT>0001225208-24-000598-index.html : 20240109
<SEC-HEADER>0001225208-24-000598.hdr.sgml : 20240109
<ACCEPTANCE-DATETIME>20240109121844
ACCESSION NUMBER:		0001225208-24-000598
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20240101
FILED AS OF DATE:		20240109
DATE AS OF CHANGE:		20240109

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STARR LOREN M
		CENTRAL INDEX KEY:			0001217495
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-07056
		FILM NUMBER:		24522471

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUVEEN SELECT MATURITIES MUNICIPAL FUND
		CENTRAL INDEX KEY:			0000890119
		ORGANIZATION NAME:           	
		IRS NUMBER:				363837799
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3129177200

	MAIL ADDRESS:	
		STREET 1:		333 W WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NUVEEN INTERMEDIATE OPPORTUNITY MUNICIPAL FUND
		DATE OF NAME CHANGE:	19600201
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc3.xml
<TEXT>
Document 1 - file: doc3.html

Document 1 - RAW XML: doc3.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>starrpoa.txt
<TEXT>
Document 2 - file: starrpoa.txt

</DOCUMENT>
</SEC-DOCUMENT>