N.Y. Comp. Codes R. & Regs. tit. 9, § 385.1
(4) upon recommendation of the director of law enforcement or a regional director and when necessary to protect public health, safety and welfare during any special event or incident on property under the office's jurisdiction, the commissioner may temporarily suspend any of the exceptions listed in this subdivision and shall provide public notice of the suspension by appropriate signage.
(c) Minimum age.
It is prohibited for any person under the age of 21 years to possess, possess with intent to consume, consume, or transport in an open container any alcoholic beverage on property under the jurisdiction of the office. No person shall provide, sell to, give, or otherwise transfer an alcoholic beverage to a person under the age of 21.
(d) Enforcement.
(3) Failure to comply with this Part is also a violation under section 27.11 of the Parks, Recreation and Historic Preservation Law and sections 10.00(3) and 80.05(4) of the Penal Law, and a petty offense under section 1.20(39) of the Criminal Procedure Law. The uniform ticket issued to a violator is adjudicated in the local court that has jurisdiction over the geographic area where the State park, historic site or other OPRHP property is located. Upon conviction the local court may impose a sentence of up to 15 days in jail or a fine of up to $250 and payment of any additional local surcharge required by section 27.12 of the Parks, Recreation and Historic Preservation Law.
(e) Severability.
If a court of competent jurisdiction determines that any provision of this Part or its application to any person or circumstance is contrary to law that determination shall not affect or impair the validity of the other provisions of this Part or the application to other persons and circumstances.
(a) Prohibition.
It is prohibited for any person to consume, possess with intent to consume, transport in an open container or sell any alcoholic beverage on property under the jurisdiction of the office.
(b) Exceptions.
The prohibition in subdivision (a) shall not apply to an alcoholic beverage: