PFAS Foam Is on Notice. October Proves It.

EU Regulation 2025/1988 targets PFAS in firefighting foam, with October 2026 marking the sector's first binding compliance trigger

7 May 2026

Europe's first binding restrictions on a class of synthetic chemicals embedded in industrial firefighting foam take effect in October 2026, marking the most significant compliance milestone yet under a regulation adopted less than a year ago.

Passed in October 2025, EU Regulation 2025/1988 targets per- and polyfluoroalkyl substances, known as PFAS, in aqueous film-forming foam concentrates. These products are used at airports, fuel depots, military bases and industrial facilities across the continent. From October 23, 2026, portable fire extinguishers containing PFAS above a threshold of 1mg per litre face an outright ban.

Products still permitted under transitional arrangements must carry a statutory warning label, be collected separately as chemical waste, and be managed under an annually reviewed plan. Full prohibition for general use follows in October 2030.

Not every site faces the same urgency.

Facilities classified under the EU's Seveso III directive, which governs sites handling the largest volumes of hazardous materials, have until October 2035 to complete their transition. That extended window reflects a practical constraint: fluorine-free alternative foams still perform poorly in certain conditions, including low temperatures and environments where seawater is used. Before those later deadlines expire, a formal review of alternative foam technology is required.

Over thirty years, ECHA estimates the regulation could cut PFAS foam emissions by roughly 13,200 tonnes.

Contamination risk does not end at the point of use. PFAS released during training exercises migrate rapidly through soil into drinking water catchments. Water utilities across Europe are already subject to strict new PFAS limits that came into force in January 2026 under the recast Drinking Water Directive, placing remediation costs squarely on operators. Airports and petrochemical facilities account for some of the highest-density contamination sites on record.

Closing one of the last significant gaps in Europe's broader phase-out, the regulation leaves open questions over the pace of alternative foam development and whether high-risk sites can meet their 2035 deadline.