housing may not require drug or alcohol testing of any tenant of federally assisted housing or member of the household of the tenant as a condition of tenancy in that housing or continued receipt of that assistance. . (b) Effective date Section 577 of the Quality Housing and Work Responsibility Act of 1998, as amended by subsection (a) of this section, shall take effect and apply on the date of enactment of this Act. 5. Eviction standards, lease terms, and other limitations for public housing Section 6 of the United States Housing Act of 1937 ( 42 U.S.C. 1437d ) is amended— (1) in subsection (k), by striking the matter following paragraph (6)