N.Y.C. Charter § 278: Section 278. Annual report.

Not later than the first day of September in each year, the comptroller shall submit to the mayor and the council a certified report, which shall be published forthwith in convenient form as a supplement to the City Record and which shall set forth in detail the operations of the several sinking funds during the preceding fiscal year, the reserves required, the assets of such funds at the close of such year, the obligations redeemable from such funds, the dates of their maturities and such other information as may be required.