# Air Plan Approval; CO; Colorado Common Provisions and Procedural Rules

> **EPA** · Rulemaking · Modified 2026-01-08T21:42:47Z

## Docket
- **Docket ID:** EPA-R08-OAR-2024-0550
- **Agency:** EPA
- **Type:** Rulemaking
- **Last modified:** 2026-01-08T21:42:47Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/EPA-R08-OAR-2024-0550)
- [Public comments](https://www.regulations.gov/docket/EPA-R08-OAR-2024-0550/comments)

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