N.Y. Transportation Law § 21
1. Municipalities and public authorities that expend in excess of one hundred thousand dollars in any fiscal year from funds provided through state transportation programs, projects, grants, contracts or agreements administered by the department, and that are required to have a federal single audit performed under the federal Single Audit Act of 1984, as amended, shall prepare a "schedule of state transportation assistance expended" and cause such schedule to be audited by an independent certified public accountant for each period corresponding to the federal single audit. The audit shall conform with government auditing standards and shall include a professional audit opinion on: