; or (ii) the hospital is located in a rural area (as defined in section 1886(d)(2)(D)). (B) For purposes of subparagraph (A), the HRR market share of a hospital in a hospital referral region is equal to— (i) the total revenue of the hospital, divided by (ii) the total revenue of all hospital in the hospital referral region. . (2) Effective date The amendments made by this subsection shall apply with respect to items and services furnished on or after January 1, 2021. (c) Grants for hospital infrastructure improvement (1) In general The Secretary of Health and Human Services shall carry out a grant program under which the Secretary shall provide grants to eligible States, in accordance with this subsection. (2) Uses An eligible State receiving a grant under this subsection may use such grant to improve the State hospital infrastructure and to supplement any other funds provided for a purpose authorized under a State or local hospital grant program under State law. (3) Eligibility (A) In general An eligible State may receive not more than one grant under this subsection with respect to each qualifying criterion described in subparagraph (B) that is met by the State. (B) Eligible State For purposes of this subsection, the term eligible State means a State that meets any one or more of the following qualifying criteria: (i) The State does not have in effect any State certificate of need law that requires a health care provider to provide to a regulatory body a certification that the community needs the services provided by the health care provider. (ii) The State has in effect State scope of practice laws that— (I) allow advanced practice providers (such as nurse practitioners, advanced practice registered nurses, clinical nurse specialists, and physician assistants) to evaluate patients; diagnose, order, and interpret diagnostic tests; and initiate and manage treatments