; (2) the impact of section 2754 on network adequacy; and (3) any recommendations for Congress, as necessary, on how to improve network adequacy. . (b) Effective date Section 2754 of the Public Health Service Act, as added by subsection (a), shall take effect on January 1, 2021. 3. Grants for group market (a) In general The Secretary of Health and Human Services shall award grants to States for the purpose of studying the potential for imposing limitations on charges for health care services provided to individuals enrolled in group health plans or group health insurance coverage that are similar to the limitations that apply under section 2754 of the Public Health Service Act, as added by section 2. (b) Authorization of appropriations There are authorized to be appropriated such sums as may be necessary to carry out this section. (c) Definitions In this section, the terms group health plan and group health insurance coverage have the meanings given such terms in section 2791 of the Public Health Service Act ( 42 U.S.C. 300gg–91 ).