# Air Plan Approval; Iowa; Revisions to Iowa Air Quality Regulations

> **EPA** · Rulemaking · Modified 2026-04-29T13:34:53Z

## Docket
- **Docket ID:** EPA-R07-OAR-2026-1156
- **Agency:** EPA
- **Type:** Rulemaking
- **Last modified:** 2026-04-29T13:34:53Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/EPA-R07-OAR-2026-1156)
- [Public comments](https://www.regulations.gov/docket/EPA-R07-OAR-2026-1156/comments)

---

*AI Analytics · CC0 1.0*