Texas Company Challenged California Spray Foam Fee
Quadrant Performance Materials sued the state over a mandated fee on spray foam products.
Updated on Sept. 22, 2026 in Chemistry
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Texas-based Quadrant Performance Materials has initiated legal action against the California Department of Toxic Substances Control. The company is challenging a state-imposed fee on spray foam products containing methylene diphenyl diisocyanates.
Why it matters
The agency established the fee to fund research into safer chemical alternatives, as methylene diphenyl diisocyanates are classified as respiratory sensitizers linked to asthma. Quadrant argues the regulation infringes upon constitutional rights and prevents industry-led innovation.
The California Department of Toxic Substances Control mandates a fee of two cents per pound on spray foam sold in the state to support a five-year research initiative. The regulation applies specifically to products containing methylene diphenyl diisocyanates.
The players
Quadrant Performance Materials
A Texas-based spray foam insulation company that is challenging California's chemical regulatory fees.
California Department of Toxic Substances Control
The state regulatory agency responsible for overseeing hazardous waste and chemical safety policies.
The details
The state agency created the Green Chemistry and Engineering Innovation Fund to investigate safer alternatives to current spray foam products. Quadrant claims the mandate forces them to pay into a state-run program while simultaneously barring companies from performing their own independent research into the chemical concerns.
Timeline
California began requiring spray foam manufacturers to pay fees in August 2026.
The mandatory fee payments are set to continue for a five-year duration.
The Big Picture
The lawsuit represents a significant challenge to the California Green Chemistry and Engineering Innovation Fund, marking a departure from industry cooperation with state environmental mandates. This litigation questions the extent to which state agencies can leverage private-sector fees to drive specific chemical research paradigms.
The outcome of this case could determine whether spray foam remains available on the California market for contractors and homeowners. A ruling against the state may force regulators to redesign the funding mechanism for chemical safety research.
The takeaway
This case highlights the ongoing tension between state-mandated environmental initiatives and the corporate autonomy of private manufacturers. Readers should note that legal challenges regarding regulatory fees can significantly alter the landscape for building materials availability.
Further reading
Learn more about chemical regulations and industrial oversight in California Chemistry.
Source note: This article includes information reported by New York Post.
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