2 Federal Register documents in this docket
| Doc # | Type | Title | Published | Agency |
|---|---|---|---|---|
| 2026-01413 | Final Rule | Air Plan Disapproval; Colorado; Regional Haze Plan for the Second Implementation... | Jan 26, 2026 | Environmental Protection Agency |
| 2025-13342 | Proposed Rule | Air Plan Partial Approval and Partial Disapproval; Colorado; Regional Haze Plan ... | Jul 16, 2025 | Environmental Protection Agency |