Ohio regulations

Ohio Environmental Protection Agency's rule OAC 3745-525-310 establishes application content requirements for CCR unit permits to install and operate; filed April 28, 2026.

Ohio EPA rule OAC 3745-525-320 establishes permit procedures for coal combustion residue units; filed April 28, 2026.

Ohio Environmental Protection Agency proposes OAC 3745-525-300 to govern coal combustion residue unit permits for installation and operation; filed April 28, 2026.

Ohio EPA proposes new regulation OAC 3745-525-340 governing minor modifications; rule filed April 28, 2026.

Ohio Environmental Protection Agency's new rule OAC 3745-525-204 establishes structural integrity criteria for existing coal combustion residue surface impoundments under federal 40 C.F.R. 257.73; filed April 28, 2026.

Ohio Environmental Protection Agency establishes structural integrity criteria for new coal combustion residue surface impoundments and lateral expansions under 40 C.F.R. 257.74; rule filed April 28, 2026.

Ohio Environmental Protection Agency proposes OAC 3745-525-730 establishing alternative closure requirements for regulated facilities under 40 CFR 257.103; rule filed April 28, 2026.

Ohio EPA rule OAC 3745-525-350 establishes procedures for terminating permits to install and operate; filed April 28, 2026.

Ohio EPA proposes OAC 3745-525-370 establishing procedures for transferring permits to install and operate coal combustion residue units; filed April 28, 2026.

Ohio Environmental Protection Agency rule OAC 3745-525-105 establishes location restriction demonstration requirements for coal ash disposal in unstable areas under federal 40 C.F.R. 257.64; filed April 28, 2026.

Ohio Environmental Protection Agency proposes new rule OAC 3745-525-10 establishing relationships among authorizing documents, rules, and director authority; filed April 28, 2026.

Ohio Environmental Protection Agency rule OAC 3745-525-201 establishes design criteria for new coal combustion residue landfills and lateral expansions under federal 40 C.F.R. 257.70; filed April 28, 2026.

Ohio Environmental Protection Agency proposes new rule OAC 3745-525-03 defining terms under 40 CFR 257.53; filed April 28, 2026.

Ohio Environmental Protection Agency proposes rule OAC 3745-525-202 establishing liner design criteria for existing coal combustion residue surface impoundments under federal 40 C.F.R. 257.71; filed April 28, 2026.

Ohio Environmental Protection Agency proposes new rule OAC 3745-525-750 establishing post-closure care requirements for solid waste disposal facilities under 40 C.F.R. 257.104; filed April 28, 2026.