DAGXX Dreyfus Govt Cash Mgmt Administrative Shs (MM)

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Share Name	Share Symbol	Market	Type
Dreyfus Govt Cash Mgmt Administrative Shs (MM)	NASDAQ:DAGXX	NASDAQ	Ordinary Share

	Price Change	% Change	Share Price	Bid Price	Offer Price	High Price	Low Price	Open Price	Shares Traded	Last Trade
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- Certification of no change in definitive materials. (497J)

05/06/2012 9:23pm

Edgar (US Regulatory)

June 5, 2012

Securities and Exchange Commission
Office of Filings and Information Services
100 F Street, NE
Washington, DC 20549

RE: Dreyfus Government Cash Management Funds

-Dreyfus Government Cash Management

-Dreyfus Government Prime Cash Management

1933 Act File No.: 2-89359
1940 Act File No.: 811-3964
CIK No.: 0000740766

Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, this is to certify that the form of Prospectus and Statement of Additional Information that would have been filed under paragraph (b) or (c) of this section does not differ from that contained in the most recent amendment, Post-Effective Amendment No. 45 to the Registration Statement, electronically filed with the Securities and Exchange Commission on May 30, 2012 for the above referenced Funds.

Please address any comments or questions to my attention at 212-922-6817.

Sincerely,

/s/ Yaroslava Kouskovskaya
Yaroslava Kouskovskaya
Paralegal