This chapter is referred to in sections 56, 253d, 422 of this title; title 5 section 9003; title 15 section 637; title 10 sections 2321, 2410m, 2836; title 22 sections 3861, 3862; title 25 sections 450k, 450m-1; title 28 sections 2401, 2412, 2414, 2517; title 31 section 3907; title 35 section 203