EPA Finalizes Revised SIP Format for Wisconsin in IBR Update
April 22, 2025
April 22, 2025
WASHINGTON, April 22 (TNSFR) -- The U.S. Environmental Protection Agency has finalized an administrative rule to revise the format for materials incorporated by reference into the Wisconsin State Implementation Plan (SIP), providing a clearer, updated structure to improve public access and federal enforceability.
The rule, effective April 22, 2025, restructures the organization of the SIP materials within 40 CFR part 52 by codifying the "Identification of plan" section sp . . .
The rule, effective April 22, 2025, restructures the organization of the SIP materials within 40 CFR part 52 by codifying the "Identification of plan" section sp . . .