EnactedHigh Impact
Maine enacts transaction oversight for private equity, hedge funds, and MSOs
Maine enacted legislation creating notice and approval requirements for certain healthcare transactions involving private equity companies, hedge funds, and management services organizations.
Operator impact: Maine clinic groups, MSOs, PE-backed platforms, and management companies should prepare for transaction review, public transparency, notice timing, approval risk, and documentation around ownership or control changes.
Effective Jan 1, 2027
Deadline Jan 1, 2027
ProposedHigh Impact
Pennsylvania Health System Protection Act would increase review of healthcare transactions
Pennsylvania HB 1460 would require Department of Health and Attorney General approval before certain healthcare entity transactions.
Operator impact: Pennsylvania investor-backed clinics, MSOs, and rollups should monitor whether healthcare acquisitions, sale-leasebacks, affiliations, or control changes become subject to state public-interest review.
ProposedHigh Impact
New York FY 2027 proposal would strengthen healthcare transaction oversight
New York FY 2027 health and mental hygiene budget materials include Part H, a proposal to strengthen oversight of material healthcare transactions.
Operator impact: New York clinic platforms, MSOs, private-equity-backed practices, and telehealth groups should monitor whether material transaction filings, external reviews, and cost-and-market-impact analysis requirements expand.
ProposedHigh Impact
California OHCA AB 1415 proposed regulations create MSO and investor filing watch item
California OHCA released proposed AB 1415 implementation revisions affecting private equity groups, hedge funds, MSOs, and other noticing entities, with informal comments open through June 11, 2026.
Operator impact: California-facing clinic platforms should track final OHCA regulations because filing triggers, transaction materiality thresholds, MSO definitions, and notice contents may directly affect acquisition, recapitalization, and MSO structuring timelines.
EnactedHigh Impact
Connecticut restricts private equity control and hospital sale-leaseback transactions
Connecticut SB 196 addresses hospital sale-leaseback transactions and attestations regarding lack of private-equity control or interference with professional judgment.
Operator impact: Connecticut healthcare investors and clinic platforms should treat SB 196 as part of the state's broader private-equity scrutiny and review control rights, sale-leaseback exposure, and clinical decision-making protections.
EffectiveHigh Impact
Rhode Island AG rule requires notice for medical practice group transactions
Rhode Island Attorney General adopted a pre-merger notification rule requiring certain medical practice group transactions to be reported at least 60 days before closing.
Operator impact: Rhode Island medical groups, med spa platforms, MSOs, and private equity-backed clinics should build transaction-notice review into acquisition, recapitalization, sale, affiliation, and control-change workflows.
EffectiveHigh Impact
California AB 1415 expands OHCA oversight to MSOs and transaction notice entities
California AB 1415 expands Office of Health Care Affordability oversight by adding MSO-related data and transaction notice requirements for certain entities.
Operator impact: MSOs, private equity groups, hedge funds, and healthcare rollups with California exposure should review transaction thresholds, notice timing, governance changes, and data-submission obligations before deals close.
EffectiveHigh Impact
California AB 1415 expands OHCA transaction oversight to MSOs and investor entities
California AB 1415 became effective January 1, 2026 and expands Office of Health Care Affordability oversight for certain health care transactions involving private equity groups, hedge funds, MSOs, and related noticing entities.
Operator impact: California MSOs, med spa platforms, DPC groups, concierge groups, telehealth groups, and rollups should review whether transactions, ownership changes, or management arrangements trigger OHCA notice obligations.
EffectiveHigh Impact
New Mexico expands healthcare consolidation oversight
New Mexico HB 586 amended the state's Health Care Consolidation Oversight Act and expanded transaction review to additional healthcare organizations and investor-affiliated arrangements.
Operator impact: New Mexico clinic platforms, MSOs, payor-affiliated practices, and investor-backed groups should review pre-closing notice, approval timing, post-transaction reporting, whistleblower protections, and penalty exposure.
EffectiveHigh Impact
Massachusetts expands healthcare transaction oversight for PE, REITs, and MSOs
Massachusetts H5159 expanded the state's health care market review process and oversight of private equity, REIT, MSO, pharmaceutical manufacturer, and PBM involvement in healthcare.
Operator impact: Massachusetts clinic platforms, MSOs, med spa groups, concierge groups, and investor-backed practices should review material-change notices, transaction timelines, ownership disclosures, and management arrangements before deals or restructurings.
