N.Y.C. Admin. Code § 11-2513: § 11-2513 Reference to tax.

Whenever reference is made in placards or advertisements or in any other publication to this tax, such reference shall be substantially in the following form: "city tax on occupancy of hotel rooms", except that in any bill, receipt, statement or other evidence or memorandum of occupancy or rent charge issued or employed by the operator the words "city tax" will suffice.