(a), the Secretary shall consult with the advisory committee established under section 12(c). 16. Medicaid guidance on State options to address social determinants of health for pregnant and postpartum women (a) In general Not later than 2 years after the date of enactment of this Act, the Secretary shall issue guidance to States and conduct one or more learning collaboratives to promote cross-state learning regarding options States may employ to address social determinants of health, as defined by the Healthy People 2030 and related initiatives of the Office of Disease Prevention and Health Promotion of the Department of Health and Human Services, including for pregnant and postpartum women. (b) Guidance requirements The guidance required under subsection (a) shall, at a minimum, describe the authorities that States may leverage to support addressing the social determinants of health for pregnant and postpartum women and outline best practices for such efforts. (c) Learning collaborative requirements The learning collaboratives required under subsection (a) shall, at a minimum, include opportunities for States and other stakeholders to share innovative practices and approaches as they are being considered and developed, share solutions related to challenges that multiple urban and rural States face, and promote the uptake of approved, effective interventions addressing social needs and determinants covered by the Medicaid program. 17. Payment error rate measurement (PERM) audit and improvement requirements (a) Biennial PERM audit requirement Beginning with fiscal year 2025, the Administrator shall conduct payment error rate measurement ( PERM ) audits of each State Medicaid program on a biennial basis. (b) PERM error rate reduction plan requirement Beginning with fiscal year 2025, any State with an overall PERM error rate exceeding 15 percent in a PERM audit conducted with respect to the State in the previous fiscal year shall publish a plan, in coordination with, and subject to the approval of, the