after the date that is 3 years after the date of enactment of this Act. (2) Delay if state legislation needed In the case of a State plan for medical assistance under title XIX of the Social Security Act ( 42 U.S.C. 1396 et seq. ) which the Secretary of Health and Human Services determines requires State legislation (other than legislation appropriating funds) in order for the plan to meet the additional requirements imposed by the amendments made by subsection (a), the State plan shall not be regarded as failing to comply with the requirements of such title solely on the basis of its failure to meet these additional requirements before the first day of the first calendar quarter beginning after the close of the first regular session of the State legislature that begins after the date of the enactment of this Act. For purposes of the previous sentence, in the case of a State that has a 2-year legislative session, each year of such session shall be deemed to be a separate regular session of the State legislature. (d) Funding Out of any funds in the Treasury not otherwise appropriated, there is appropriated to the Secretary of Health and Human Services for purposes of carrying out this section and the amendments made by this section, $10,000,000 for fiscal year 2024, to remain available until expended. 304. Requiring additional transparency on access to mental health and substance use disorder benefits through managed care (a) Biannual assessment Section 1932(b) of the Social Security Act ( 42 U.S.C. 1396u–2(b) ) is amended by adding at the end the following new paragraph: (9) Transparency on access to mental health and substance use disorder benefits (A) In general Each managed care organization, prepaid inpatient health plan (as defined by the Secretary), and prepaid ambulatory health plan (as defined by the Secretary), with a contract with a State to enroll individuals who are eligible for medical assistance under the State plan under this title or under a waiver of such plan and to provide coverage under the