; (3) an offense under section 2421(a), 2421a(a), 2421a(b), 2422, 2424(a), or 2425; (4) an offense under section 401, 404, or 406 of the Controlled Substances Act ( 21 U.S.C. 841 , 844, or 846); or (5) any offense that is not a crime of violence (as such term is defined in subsection (a) of section 16). (c) Sealing In any proceeding in which a defense under this section is raised, any record or part of the proceeding related to such defense shall, on motion, be placed under seal until such time as a conviction is entered for the offense. (d) Post-Conviction relief An individual’s failure to assert or failed assertion of a defense under this section may not preclude the individual from asserting as a mitigating factor in a proceeding for any post-conviction relief, that at the time of the commission of the acts constituting the offense, the defendant was a victim of trafficking and committed the acts under duress, force, or coercion. (e) Aid to victims An individual’s failure to assert or failed assertion of a defense under this section may not be used for the purpose of disqualifying the individual from participating in any federally funded program that aids victims of human trafficking. (f) Definitions In this section, the terms coercion and victim of trafficking have the meanings given such terms in section 103 of the Trafficking Victims Protection Act of 2000 ( 22 U.S.C. 7102 ). . (b) Clerical amendment The table of sections for chapter 1 of title 18, United States Code, is amended by adding at the end the following: 28. Human trafficking defense. .