N.Y. Vehicle & Traffic Law § 145-c: Snow emergency route

§ 145-c. Snow emergency route. A street or highway designated as a

snow emergency route by the state or municipality having jurisdiction

over such street or highway upon which no vehicle shall operate without

snow tires and/or tire chains when a snow emergency has been declared by

the state or municipality having jurisdiction thereof. Each snow

emergency route shall be posted in accordance with the provisions of

article forty-four of this chapter. The provisions of this section shall

not apply to signs installed and operative prior to the date on which

this section takes effect, provided, however, that the provisions of

this section shall apply to signs replaced on and after such date.