DEFA14A

PROXY STATEMENT PURSUANT TO SECTION 14 (a)

OF THE SECURITIES EXCHANGE ACT OF 1934

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Dreyfus Cash Management

Dreyfus Government Cash Management Funds

- Dreyfus Government Cash Management

- Dreyfus Government Prime Cash Management

Dreyfus Massachusetts Municipal Money Market Fund

Dreyfus Municipal Cash Management Plus

Dreyfus New York AMT-Free Municipal Money Market Fund

Dreyfus New York Municipal Cash Management

Dreyfus 100% U.S. Treasury Money Market Fund

Dreyfus Pennsylvania Municipal Money Market Fund

Dreyfus Tax Exempt Cash Management Funds

-  Dreyfus Tax Exempt Cash Management

Dreyfus Treasury & Agency Cash Management

Dreyfus Treasury Prime Cash Management

            (Name of Registrant as Specified In Its Charter)

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