StacksVerified U.S. regulatory reference

40 CFR §62.13110

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Letter from Commonwealth of Puerto Rico, Office of Environmental Quality Board, September 25, 2006 to Alan Steinberg Regional Administrator EPA Region 2 certifying that there are no existing OSWI units in the Commonwealth of Puerto Rico subject to 40 CFR part 60, subpart FFFF.