is located and not later than 8 a.m. in such time zone. (cc) Evening shift The term evening shift means, with respect to a day and a skilled nursing facility, an assigned work shift that is a period of 8 consecutive hours, beginning not sooner than 2 p.m. in the time zone in which such facility is located and not later than 4 p.m. in such time zone. (dd) Night shift The term night shift means, with respect to a day and a skilled nursing facility, an assigned work shift that is a period of 8 consecutive hours, beginning not sooner than 10 p.m. in the time zone in which such facility is located and not later than midnight in such time zone. . (2) Enforcement Section 1819(h) of the Social Security Act ( 42 U.S.C. 1395i–3(h) ) is amended— (A) in paragraph (1), by striking If a State finds, on the basis of a standard and inserting Subject to paragraph (7), if a State finds, on the basis of a standard