Section 121.202 - Restrictions(a) The use of gasoline for cooking, heating, or lighting is prohibited on all vessels.(b) Fireplaces or other space heating equipment with open flames are prohibited on all vessels.(c) Vessels permitted to use liquefied and non-liquefied gases as cooking fuels by 46 Code of Federal Regulations (CFR) part 147 must meet the requirements of § 121.240 . The use of these fuels for cooking, heating, and lighting on ferry vessels is prohibited by part 147 in subchapter N of this chapter.