<SEC-DOCUMENT>0000843781-17-000002-index.html : 20170404
<SEC-HEADER>0000843781-17-000002.hdr.sgml : 20170404
<ACCEPTANCE-DATETIME>20170404165507
ACCESSION NUMBER:		0000843781-17-000002
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		10
CONFORMED PERIOD OF REPORT:	20170131
FILED AS OF DATE:		20170404
DATE AS OF CHANGE:		20170404
EFFECTIVENESS DATE:		20170404

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DREYFUS TREASURY SECURITIES CASH MANAGEMENT
		CENTRAL INDEX KEY:			0000843781
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			0131

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05718
		FILM NUMBER:		17739221

	BUSINESS ADDRESS:	
		STREET 1:		THE DREYFUS CORPORATION
		STREET 2:		200 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		2129226400

	MAIL ADDRESS:	
		STREET 1:		C/O DREYFUS CORP
		STREET 2:		200 PARK AVENUE, 7TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DREYFUS TREASURY PRIME CASH MANAGEMENT
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000843781
<SERIES-ID>S000000113
<SERIES-NAME>DREYFUS TREASURY SECURITIES CASH MANAGEMENT
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000000255
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>DIRXX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000000256
<CLASS-CONTRACT-NAME>Investor Shares
<CLASS-CONTRACT-TICKER-SYMBOL>DVRXX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000000257
<CLASS-CONTRACT-NAME>Administrative Shares
<CLASS-CONTRACT-TICKER-SYMBOL>DARXX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000000258
<CLASS-CONTRACT-NAME>Participant Shares
<CLASS-CONTRACT-TICKER-SYMBOL>DPRXX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000053666
<CLASS-CONTRACT-NAME>Agency Shares
<CLASS-CONTRACT-TICKER-SYMBOL>DSAXX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>lp1_761.htm
<DESCRIPTION>ANNUAL REPORT
<TEXT>
Document 1 - file: lp1_761.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CODE ETH
<SEQUENCE>2
<FILENAME>codeofethics-march2014.htm
<DESCRIPTION>CODE OF ETHICS
<TEXT>
Document 2 - file: codeofethics-march2014.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>3
<FILENAME>exh-302.htm
<DESCRIPTION>CERTIFICATION REQUIRED BY RULE 30A-2
<TEXT>
Document 3 - file: exh-302.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906 CERT
<SEQUENCE>4
<FILENAME>exh-906.htm
<DESCRIPTION>CERTIFICATION REQUIRED BY SECTION 906
<TEXT>
Document 4 - file: exh-906.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>x17040412205800.jpg
<TEXT>
Document 6 - file: x17040412205800.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>x17040412205900.jpg
<TEXT>
Document 7 - file: x17040412205900.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>x17040412205901.jpg
<TEXT>
Document 8 - file: x17040412205901.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>x17040412205902.jpg
<TEXT>
Document 9 - file: x17040412205902.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>x17040412210700.jpg
<TEXT>
Document 10 - file: x17040412210700.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>x17040412210701.jpg
<TEXT>
Document 11 - file: x17040412210701.jpg

</DOCUMENT>
</SEC-DOCUMENT>