N.Y. Veh. & Traf. Law § 509-l

§ 509-l. Drugs, controlled substances and intoxicating liquor. 1. No\nperson shall:\n (a) consume a drug, controlled substance or an intoxicating liquor,\nregardless of its alcoholic content, or be under the influence of an\nintoxicating liquor or drug, within six hours before going on duty or\noperating, or having physical control of a bus, or\n (b) consume a drug, controlled substance or an intoxicating liquor,\nregardless of its alcoholic content while on duty, or operating, or in\nphysical control of a bus, or\n (c) possess a drug, controlled substance or an intoxicating liquor,\nregardless of its alcoholic content while on duty, operating or in\nphysical control of a bus. However, this paragraph does not apply to\npossession of a drug, controlled substance or an intoxicating liquor\nwhich is transported as part of a shipment or personal effects of a\npassenger or to alcoholic beverages which are in sealed containers.\n 2. No motor carrier shall require or permit a driver to:\n (a) violate any provision of subdivision one of this section; or\n (b) be on duty or operate a bus if, by such person's general\nappearance or by such person's conduct or by other substantiating\nevidence, such person appears to have consumed a drug, controlled\nsubstance or an intoxicating liquor within the preceding six hours, or\neight hours when such driver operates a school bus as defined by section\none hundred forty-two of this chapter.\n