The Fifth Circuit rejected the agency’s whole-chemical risk approach and remanded the rule, but the separate 2019 consumer paint-stripper ban was not at issue.
Government and contractor documents reportedly point to inadequate primer, incompatible liner layers and heat-related blistering at the Lincoln Memorial site.
The final rule removes most provisions of the 2024 standards, but a separate proposal would address the requirements that remain. See what changed now and what is still under consideration.
Damage-triggered nanocontainers release inhibitor only when local conditions change. The next challenge is proving the laboratory result at a larger scale.