Kelly M. Carroll The Bank of New York Mellon

Exhibit (g)(iv)

December 1, ▇▇▇▇

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▇▇▇ ▇▇▇▇ ▇▇ ▇▇▇ ▇▇▇▇ Mellon

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▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇

Re:     Custody Agreement – Additional Fund

Dear ▇▇. ▇▇▇▇▇▇▇:

Pursuant to Section 10.12 and/or 10.13 of the Custody Agreement dated as of January 1, 2011 between each investment company listed on Schedule 1 thereto and The Bank of New York Mellon (the “Custodian”), please be advised that the following investment company desires to have the Custodian render services under the terms of the Agreement as custodian as of the effective date indicated:

	Effective Date
Dreyfus Institutional Liquidity Funds	12/1/2017
-     Dreyfus Treasury and Agency Liquidity Money Market Fund

Enclosed please find Schedule 1 to the Agreement revised to reflect the addition of the new investment company.

Please indicate the agreement of The Bank of New York Mellon by having an authorized representative sign and date this letter and return it to the undersigned.

Sincerely,

▇▇▇▇▇▇▇ ▇. ▇▇▇▇

Vice President and Secretary

The Dreyfus Family of Funds

Agreed to by The Bank of New York Mellon

By:                                                                                                Date:                                 

Title:                                                                               

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