; and (2) in paragraph (2)— (A) by striking or at the end of subparagraph (A); (B) by striking the period at the end of subparagraph (B) and inserting ; or ; and (C) by adding at the end the following: (C) any otherwise lawful transfer or otherwise lawful possession of a flamethrower that was lawfully possessed before the date this subparagraph takes effect. . (d) Ban on unauthorized transport in interstate or foreign commerce Section 922 of such title is amended in each of subsections (a)(4) and (b)(4) by inserting flamethrower, before machinegun . (e) Enhanced penalties for using, carrying, or possessing during and in relation to a crime of violence or drug trafficking crime Section 924(c)(1) of such title is amended in each of subparagraphs (B)(ii) and (C)(ii) by inserting , a flamethrower, after machinegun . (f) Penalties for conspiring To commit an offense subject to certain enhanced penalties Section 924(o) of such title is amended by inserting , flamethrower, after machinegun . (g) Exception from requirement To allow importation of an unserviceable firearm that is a curio or museum piece Section 925(d)(2) of such title is amended by inserting a flamethrower or before a machinegun . (h) Exception from concealed firearms allowed To be carried by qualified law enforcement officers Section 926B(e)(3) of such title is amended by redesignating subparagraphs (B) and (C) as subparagraphs (C) and (D), respectively, and inserting after subparagraph (A) the following: (B) any flamethrower; . (i) Exception from concealed firearms allowed To be carried by qualified retired law enforcement officers Section 926C(e)(1)(C) of such title is amended by redesignating clauses (ii) and (iii) as clauses (iii) and (iv), respectively, and inserting after clause (i) the following: (ii) any flamethrower; .