N.Y. Comp. Codes R. & Regs. tit. 12, § 36-1.3
(2) No person shall suffer or permit any place of public assembly to be occupied beyond its capacity as stated in the certificate of compliance or the approval of the enforcing authority.
(b) Approval of plans.
(3) With such plans there must also be submitted when requested a statement signed by a licensed professional engineer or registered architect, to the effect that such measurements, observations, calculations and tests have been made as are necessary to determine the bearing power of the soil and the safe live, dead, snow and wind loads for all structural members, and that the plans and specifications have been prepared in accordance therewith. Copies of computations, when requested, must also be provided.
(c) Notice to enforcing authority.
Upon completion of the construction of any place of public assembly, the owner or his agent shall notify the enforcing authority in writing that the place is ready for inspection to determine whether it conforms to the law and this Part, before it is used for assembly purposes, except that in the case of tents, bleachers and other similar temporary places of public assembly, such notice may be given orally.
(d) Certificate of compliance.
No permanent place of public assembly shall be opened for public use unless a certificate of compliance be posted as required by section 473 of the Labor Law and no temporary place shall be opened for public use unless prior approval has been granted by the enforcing authority.
(a) Responsibility for compliance.