43 CFR 423.31 - Fires and flammable material.
(a) You must not leave a fire unattended, and it must be completely extinguished before your departure.
(b) You must not improperly dispose of lighted smoking materials, including cigarettes, cigars, pipes, matches, or other burning material.
(c) You must not burn materials that produce toxic fumes, including, but not limited to, tires, plastic, flotation materials, or treated wood products.
Title 43 published on 2014-10-01
no entries appear in the Federal Register after this date.