(a) No nonlicensee or nonpermittee may distribute any explosive materials to any other nonlicensee or nonpermittee who the distributor knows or who has reasonable cause to believe does not reside in the State in which the distributor resides.
(b) The provisions of this section do not apply on and after May 24, 2003. [ATF No. 1, 68 FR 13782, Mar. 20, 2003]