1. Short title This Act may be cited as the Ensuring Complete Coverage of Medication-Assisted Treatment Act . 2. Requirement for State Medicaid plans to provide coverage for medication-assisted treatment (a) Requirement for State Medicaid plans To provide coverage for medication-Assisted treatment Section 1902(a)(10)(A) of the Social Security Act ( 42 U.S.C. 1396a(a)(10)(A) ) is amended, in the matter preceding clause (i), by striking and (28) and inserting (28), and (29) . (b) Inclusion of medication-Assisted treatment as medical assistance Section 1905(a) of the Social Security Act ( 42 U.S.C. 1396d(a) ) is amended— (1) in paragraph (28), by striking and at the end; (2) by redesignating paragraph (29) as paragraph (30); and (3) by inserting after paragraph (28) the following new paragraph: (29) beginning, subject to paragraph (2) of subsection (ee), January 1, 2020, medication-assisted treatment (as defined in paragraph (1) of such subsection); and . (c) Medication-Assisted treatment defined; Waivers Section 1905 of the Social Security Act ( 42 U.S.C. 1396d ) is amended by adding at the end the following new subsection: (ee) Medication-Assisted treatment defined; Waivers (1) Medication-assisted treatment defined For purposes of subsection (a)(29), the term medication-assisted treatment — (A) means all drugs approved under section 505 of the Federal Food, Drug, and Cosmetic Act ( 21 U.S.C. 355 ), including methadone, and all biological products licensed under section 351 of the Public Health Service Act ( 42 U.S.C. 262 ) to treat substance use disorders