<SEC-DOCUMENT>0001623632-17-000561-index.html : 20170328
<SEC-HEADER>0001623632-17-000561.hdr.sgml : 20170328
<ACCEPTANCE-DATETIME>20170328143436
ACCESSION NUMBER:		0001623632-17-000561
CONFORMED SUBMISSION TYPE:	485BPOS
PUBLIC DOCUMENT COUNT:		9
FILED AS OF DATE:		20170328
DATE AS OF CHANGE:		20170328
EFFECTIVENESS DATE:		20170330

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FEDERATED MUNICIPAL SECURITIES FUND INC
		CENTRAL INDEX KEY:			0000201801
		IRS NUMBER:				251304971
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	002-57181
		FILM NUMBER:		17718491

	BUSINESS ADDRESS:	
		STREET 1:		4000 ERICSSON DRIVE
		CITY:			WARRENDALE
		STATE:			PA
		ZIP:			15086-7561
		BUSINESS PHONE:		8003417400

	MAIL ADDRESS:	
		STREET 1:		4000 ERICSSON DRIVE
		CITY:			WARRENDALE
		STATE:			PA
		ZIP:			15086-7561

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LIBERTY MUNICIPAL SECURITIES FUND INC
		DATE OF NAME CHANGE:	19930517

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FEDERATED TAX FREE INCOME FUND INC
		DATE OF NAME CHANGE:	19920703

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FEDERATED MUNICIPAL SECURITIES FUND INC
		CENTRAL INDEX KEY:			0000201801
		IRS NUMBER:				251304971
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			0331

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-02677
		FILM NUMBER:		17718492

	BUSINESS ADDRESS:	
		STREET 1:		4000 ERICSSON DRIVE
		CITY:			WARRENDALE
		STATE:			PA
		ZIP:			15086-7561
		BUSINESS PHONE:		8003417400

	MAIL ADDRESS:	
		STREET 1:		4000 ERICSSON DRIVE
		CITY:			WARRENDALE
		STATE:			PA
		ZIP:			15086-7561

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LIBERTY MUNICIPAL SECURITIES FUND INC
		DATE OF NAME CHANGE:	19930517

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FEDERATED TAX FREE INCOME FUND INC
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<NEW-SERIES-AND-CLASSES-CONTRACTS>
<OWNER-CIK>0000201801
<NEW-CLASSES-CONTRACTS>
<SERIES-ID>S000009070
<SERIES-NAME>FEDERATED MUNICIPAL SECURITIES FUND INC
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000188105
<CLASS-CONTRACT-NAME>Class T Shares
</CLASS-CONTRACT>
</NEW-CLASSES-CONTRACTS>
</NEW-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>485BPOS
<SEQUENCE>1
<FILENAME>form.htm
<TEXT>
Document 1 - file: form.htm

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

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>fmsfproq453436.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: fmsfproq453436.jpg

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

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

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.ARTICLES
<SEQUENCE>6
<FILENAME>articles.htm
<DESCRIPTION>EXHIBIT 3(I) UNDER ITEM 601/REG. S-K
<TEXT>
Document 6 - file: articles.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.DISTRIBK
<SEQUENCE>7
<FILENAME>distributor.htm
<DESCRIPTION>EXHIBIT 1 UNDER ITEM 601/REG. S-K
<TEXT>
Document 7 - file: distributor.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CONSENT
<SEQUENCE>8
<FILENAME>consent.htm
<TEXT>
Document 8 - file: consent.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.MCP
<SEQUENCE>9
<FILENAME>mcp.htm
<TEXT>
Document 9 - file: mcp.htm

</DOCUMENT>
</SEC-DOCUMENT>