; and (4) in subsection (c), as so redesignated— (A) in the heading, by striking Effective date and inserting Effective dates ; (B) by striking Subsection (a) and inserting the following: (1) Notice Subsection (a); ; and (C) by adding at the end the following: (2) Navigator referral Subsection (b) shall take effect with respect to employers in a State beginning on the date that is 2 years after the date of enactment of the Choose Medicare Act . . (b) Study Not later than January 1, 2023, the Comptroller General of the United States shall conduct a study on the impact of the requirements under section 18B of the Fair Labor Standards Act of 1938 ( 29 U.S.C. 218b ), including the amendments made by subsection (a), on the rate of individuals without minimum essential coverage as defined in section 5000A of the Internal Revenue Code of 1986 in the United States and in each State. (c) Funding for navigator program Section 1311(i)(6) of the Patient Protection and Affordable Care Act ( 42 U.S.C. 18031(i)(6) ) is amended— (1) by striking Grants and inserting the following: (A) In general Grants