N.Y. RRD Law § 76

§ 76. Use of stoves or furnaces prohibited; exceptions. It shall not\nbe lawful for any railroad corporation operating a steam railroad in\nthis state of the length of fifty miles or more, excepting foreign\nrailroad corporations incorporated without the jurisdiction of the\nUnited States running cars upon tracks in this state for a distance of\nless than thirty miles, to heat its passenger cars on other than mixed\ntrains, excepting dining cars, by any stove or furnace kept inside the\ncar or suspended therefrom, unless in case of accident or other\nemergency, when it may temporarily use such stove or furnace with\nnecessary fuel; and in cars which have been equipped with apparatus to\nheat by steam, hot water or hot air from the locomotive or from a\nspecial car, the present stove may be retained to be used only when the\ncar is standing still; and no stove or furnace shall be used in a dining\ncar except for cooking purposes, and of pattern and kind to be approved\nby the commissioner of transportation; provided that passenger cars\npropelled by means of gasoline or oil engines may be heated in a manner\nto be approved by the commissioner of transportation. This section shall\nnot be held to affect or interfere with the use by public authorities of\nthis or other states, or of the United States, of stoves for heating or\ncooking or boilers for hatching operations in their fish car or cars.\nAny person or corporation violating any of the provisions of this\nsection shall be liable to a penalty of one thousand dollars, and to the\nfurther penalty of one hundred dollars for each and every day during\nwhich such violation shall continue.\n