. (J) Section 409(a)(21), as added by section 10(b) of this Act, is amended by striking 408(a)(17) and inserting 408(a)(14) . (K) Section 409(a)(22), as added by section 11(b) of this Act, is amended by striking 408(a)(18) and inserting 408(a)(15) . (L) Section 409(a)(23), as added by section 12(c) of this Act, is amended by striking 408(a)(19) and inserting 408(a)(16) . (M) Section 409(a)(24), as added by section 17(b)(2) of this Act, is amended by striking 408(a)(20) and inserting 408(a)(17) . (N) Section 411(a)(1)(A)(xvi) ( 42 U.S.C. 611(a)(1)(A)(xvi) ) is amended by striking 408(a)(7) and inserting 408(a)(7)(A) . 19. Testing for controlled substances Section 902 of the Personal Responsibility and Work Opportunity Reconciliation Act of 1996 ( Public Law 104–193