On July 3, 2025, the Regional Greenhouse Gas Initiative (RGGI) completed and released its Third Program Review and an updated CO2 Budget Trading Program Model Rule. RGGI evaluated numerous scenarios during the multi-year...more
On January 9, 2024, the U.S. Environmental Protection Agency (EPA) proposed amendments to its Clean Air Act (CAA) Title V operating permit rules to clarify the scope of an “applicable requirement” that can be implemented...more
Two bills introduced in the Massachusetts legislature would ban nearly all products containing intentionally added PFAS sold or distributed in the Commonwealth by 2030, with some categories of products banned by 2026. The...more