The signs and selling prices shall be posted so as to be clearly visible to the driver of an approaching motor vehicle or motorboat. The name, trade name, brand, mark or symbol, and grade of quality classification, if any of such motor fuel shall be permanently imprinted on said motor fuel dispensing device. The provisions of this subdivision shall not apply to a city, county, town or village which has already enacted and continues in effect a local law, ordinance, rule or regulation in substantial conformity with this subdivision. The provisions of this subdivision shall be enforced in the counties outside the city of New York by the county or city director of weights and measures, as the case may be, and in the city of New York by the department of consumer affairs.
N.Y. Agric. and Mkts. Law § 192