<SEC-DOCUMENT>0001623632-17-001125-index.html : 20170905
<SEC-HEADER>0001623632-17-001125.hdr.sgml : 20170905

<ACCEPTANCE-DATETIME>20170523140816

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ACCESSION NUMBER:		0001623632-17-001125

CONFORMED SUBMISSION TYPE:	485APOS

PUBLIC DOCUMENT COUNT:		15

FILED AS OF DATE:		20170523

DATE AS OF CHANGE:		20170822


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:		485APOS

		SEC ACT:		1933 Act

		SEC FILE NUMBER:	002-57181

		FILM NUMBER:		17863414



	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:	FEDERATED MUNICIPAL SECURITIES FUND INC

		DATE OF NAME CHANGE:	19960307



	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:		485APOS

		SEC ACT:		1940 Act

		SEC FILE NUMBER:	811-02677

		FILM NUMBER:		17863415



	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:	FEDERATED MUNICIPAL SECURITIES FUND INC

		DATE OF NAME CHANGE:	19960307



	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 BOND FUND INC

<CLASS-CONTRACT>

<CLASS-CONTRACT-ID>C000191101

<CLASS-CONTRACT-NAME>Institutional Shares

</CLASS-CONTRACT>

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<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

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<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>

<CLASS-CONTRACT>

<CLASS-CONTRACT-ID>C000188105

<CLASS-CONTRACT-NAME>Class T Shares

<CLASS-CONTRACT-TICKER-SYMBOL>LMSTX

</CLASS-CONTRACT>

</SERIES>

</EXISTING-SERIES-AND-CLASSES-CONTRACTS>

</SERIES-AND-CLASSES-CONTRACTS-DATA>

</SEC-HEADER>

<DOCUMENT>
<TYPE>485APOS
<SEQUENCE>1
<FILENAME>form.htm
<TEXT>
Document 1 - file: form.htm

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<SEQUENCE>2
<FILENAME>fedregcovlarge.gif
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<TEXT>
Document 2 - file: fedregcovlarge.gif

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<SEQUENCE>3
<FILENAME>fmsfprog0032201_19.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: fmsfprog0032201_19.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>fedlogok_3.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: fedlogok_3.jpg

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<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>fmsfproq453436_3.jpg
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<TEXT>
Document 5 - file: fmsfproq453436_3.jpg

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<SEQUENCE>6
<FILENAME>fedlogo.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: fedlogo.gif

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<DOCUMENT>
<TYPE>EX-99.BYLAWS
<SEQUENCE>7
<FILENAME>bylaws.htm
<TEXT>
Document 7 - file: bylaws.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.MCPA
<SEQUENCE>8
<FILENAME>mcpa.htm
<DESCRIPTION>EXHIBIT 99 UNDER ITEM 601/REG. S-K
<TEXT>
Document 8 - file: mcpa.htm

</DOCUMENT>
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<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>image_001.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: image_001.gif

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<DOCUMENT>
<TYPE>EX-99.MCPB
<SEQUENCE>10
<FILENAME>mcpb.htm
<DESCRIPTION>EXHIBIT 99 UNDER ITEM 601/REG. S-K
<TEXT>
Document 10 - file: mcpb.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>image_002.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: image_002.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.MCPC
<SEQUENCE>12
<FILENAME>mcpc.htm
<DESCRIPTION>EXHIBIT 99 UNDER ITEM 601/REG. S-K
<TEXT>
Document 12 - file: mcpc.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.MCPF
<SEQUENCE>13
<FILENAME>mcpf.htm
<DESCRIPTION>EXHIBIT 99 UNDER ITEM 601/REG. S-K
<TEXT>
Document 13 - file: mcpf.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.MCPIS
<SEQUENCE>14
<FILENAME>mcpis.htm
<DESCRIPTION>EXHIBIT 99 UNDER ITEM 601/REG. S-K
<TEXT>
Document 14 - file: mcpis.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>COVER
<SEQUENCE>15
<FILENAME>filename15.htm
<TEXT>
Document 15 - file: filename15.htm

</DOCUMENT>
</SEC-DOCUMENT>