Section 1471 d )( 6 of the us internal revenue code July 8, 2019 16 32 64 128 Section 1471 of the u.s. internal revenue code Section 1471(e)(2) of the u.s. internal revenue code Sections 1471 to 1474 of the us internal revenue code of 1986 Sections 1471 and 1472 of the u.s. internal revenue code 1471 of the u.s. internal revenue code