<SEC-DOCUMENT>0001623632-16-003012-index.html : 20160525
<SEC-HEADER>0001623632-16-003012.hdr.sgml : 20160525
<ACCEPTANCE-DATETIME>20160525100849
ACCESSION NUMBER:		0001623632-16-003012
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		9
CONFORMED PERIOD OF REPORT:	20160331
FILED AS OF DATE:		20160525
DATE AS OF CHANGE:		20160525
EFFECTIVENESS DATE:		20160525

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:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-02677
		FILM NUMBER:		161673660

	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>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000201801
<SERIES-ID>S000009070
<SERIES-NAME>FEDERATED MUNICIPAL SECURITIES FUND INC
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000024642
<CLASS-CONTRACT-NAME>Class A Shares
<CLASS-CONTRACT-TICKER-SYMBOL>LMSFX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000024643
<CLASS-CONTRACT-NAME>Class B Shares
<CLASS-CONTRACT-TICKER-SYMBOL>LMSBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000024644
<CLASS-CONTRACT-NAME>Class C Shares
<CLASS-CONTRACT-TICKER-SYMBOL>LMSCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000051334
<CLASS-CONTRACT-NAME>Class F Shares
<CLASS-CONTRACT-TICKER-SYMBOL>LMFFX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>fmsfform.htm
<TEXT>
Document 1 - file: fmsfform.htm

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

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

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>fmsfar8042830a.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: fmsfar8042830a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>fmsfar8042830f.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: fmsfar8042830f.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>ernstyoungsig.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: ernstyoungsig.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>fedlogok.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: fedlogok.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT302
<SEQUENCE>8
<FILENAME>fmsf302certs.htm
<TEXT>
Document 8 - file: fmsf302certs.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT906
<SEQUENCE>9
<FILENAME>fmsf906cert.htm
<TEXT>
Document 9 - file: fmsf906cert.htm

</DOCUMENT>
</SEC-DOCUMENT>