27 C.F.R. § 44.183
Indecent or immoral material
No indecent or immoral picture, print, or representation shall be contained in, attached to, or stamped, marked, written, or printed on any package of tobacco products, or cigarette papers or tubes.
No indecent or immoral picture, print, or representation shall be contained in, attached to, or stamped, marked, written, or printed on any package of tobacco products, or cigarette papers or tubes.