42 U.S.C. § 1383e

In the case of any individual whose benefits under this subchapter are paid to a repre­sentative payee pursuant to section 1383(a)(2)(A)(ii)(II) of this title, the Commissioner of Social Security shall refer such individual to the appropriate State agency administering the State plan for substance abuse treatment services approved under subpart II of part B of title XIX of the Public Health Service Act (42 U.S.C. 300x–21 et seq.).