Tobacco products, and cigarette papers and tubes which have been removed, under this part, may be returned to the factory without internal revenue supervision. (72 Stat. 1418, as amended; 26 U.S.C. 5704) [T.D. 6871, 31 FR 57, as amended by T.D. ATF-243, 51 FR 28090, Aug. 5, 1986; 51 FR 43194, Dec. 1, 1986]