N.Y. Comp. Codes R. & Regs. tit. 9, § 435.7
(a) Each grant recipient shall enter into a project agreement with the office for the funding of the project. Such project agreement shall contain provisions which shall include, but not be limited to, the following:
(8) The agreement shall include such other provisions as shall be required by State law, the Attorney General, the State Comptroller and the office.
(b) Maintenance of effort.
Each recipient of funds made available under this Subchapter shall be required to certify that such assistance will supplement and not supplant funds already appropriated or identified by the applicant for the implementation of the project.