Air Plan Approval; Idaho: Inspection and Maintenance Program Removal; Extension of Comment Period; Correction

On March 30, 2023, the Environmental Protection Agency (EPA) proposed to approve revisions to the Idaho State Implementation Plan (SIP) submitted by the State of Idaho (Idaho or the State) on December 29, 2022. The proposed revision, applicable in the Boise-Northern Ada County Carbon Monoxide area (Northern Ada County CO area) in Idaho, removes the Inspection and Maintenance (I/M) program. In that publication, we supplied an incorrect docket number for commenters to use when sending comments. The correct docket number is EPA-R10-OAR- 2023-0195. The EPA is also announcing the extension of the comment period for the proposed rulemaking.