N.Y. Comp. Codes R. & Regs. tit. 10, § 15.3
(4) The permit-issuing official or his designated representative shall inspect the premises within two working days of notification that the hazard has been eliminated, to remove the placards after verifying correction.
(b) Public health hazards.
(2) Any of the following violations are public health hazards which require the permit-issuing official or his designated representative to order immediate correction or to immediately institute action as provided in the law and in this Part:
(a) Permits and placarding.