27 C.F.R. § 44.67
(b) Large cigars. The amount of tax liability on large cigars shall be based on the maximum tax rate prescribed in § 40.21 of this part, unless the person liable for the tax establishes that a lower tax rate is applicable.
(All recordkeeping requirements have been approved under OMB Control No. 1512-0180)
[T.D. ATF-80, 46 FR 18311, Mar. 24, 1981, as amended by T.D. ATF-232, 51 FR 28088, Aug. 5, 1986; T.D. ATF-243, 51 FR 43194, Dec. 1, 1986; T.D. ATF-251, 52 FR 19341, May 22, 1987; T.D. ATF-307, 55 FR 52745, Dec. 21, 1990; T.D. ATF-460, 66 FR 39093, July 27, 2001]