Home / Agencies / EPA / 2026-10738
Final Rule

Air Plan Approval; ID; Update to Materials Incorporated by Reference

Agency
EPA
Document Number
2026-10738
Published
May 29, 2026
Effective Date
May 29, 2026

Abstract

The Environmental Protection Agency (EPA) is updating the materials that are incorporated by reference (IBR) into the Idaho State Implementation Plan (SIP). The regulations affected by this update have been previously submitted by Idaho and approved by the EPA. This update affects the materials that are available for public inspection at the EPA Regional Office and the National Archives and Records Administration (NARA). In this action, the EPA is also notifying the public that we are correcting a typographical error.

Federal Register Source

This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.

View Full Text on FederalRegister.gov →

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Frequently Asked Questions

What is the 2026-10738 Federal Register document?
Document 2026-10738 is a Final Rule published by the Environmental Protection Agency in the Federal Register on May 29, 2026, with an effective date of May 29, 2026. The Environmental Protection Agency (EPA) is updating the materials that are incorporated by reference (IBR) into the Idaho State Implementation Plan (SIP). The regulations affected by this update have been previously submitted by Idaho and approved by the EPA. This update affects the materials that are available for public inspection at the EPA Regional Office and the National Archives and Records Administration (NARA). In this action, the EPA is also notifying the public that we are correcting a typographical error. View the original at https://www.federalregister.gov/documents/2026/05/29/2026-10738/air-plan-approval-id-update-to-materials-incorporated-by-reference.
Is document 2026-10738 an economically significant rule?
No. Document 2026-10738 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.

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