---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part78"
level: "part"
label: "Part 78"
heading: "Appeal Procedures"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part78"
sections_count: 20
---

# Part 78 — Appeal Procedures

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter C — Air Programs

## Sections

- [§78.1. Purpose and scope.](/cfr/40/78.1.md)
- [§78.2. General.](/cfr/40/78.2.md)
- [§78.3. Petition for administrative review and request for evidentiary hearing.](/cfr/40/78.3.md)
- [§78.4. Filings.](/cfr/40/78.4.md)
- [§78.5. Limitation on filing or presenting new evidence and raising new issues.](/cfr/40/78.5.md)
- [§78.6. Action on petition for administrative review.](/cfr/40/78.6.md)
- [§78.7. Reserved](/cfr/40/78.7.md)
- [§78.8. Consolidation and severance of appeals proceedings.](/cfr/40/78.8.md)
- [§78.9. Notice of the filing of petition for administrative review.](/cfr/40/78.9.md)
- [§78.10. Ex parte communications during pendency of a hearing.](/cfr/40/78.10.md)
- [§78.11. Intervenors.](/cfr/40/78.11.md)
- [§78.12. Standard of review.](/cfr/40/78.12.md)
- [§78.13. Scheduling orders and pre-hearing conferences.](/cfr/40/78.13.md)
- [§78.14. Evidentiary hearing procedure.](/cfr/40/78.14.md)
- [§78.15. Motions in evidentiary hearings.](/cfr/40/78.15.md)
- [§78.16. Record of appeal proceeding.](/cfr/40/78.16.md)
- [§78.17. Proposed findings and conclusions and supporting brief.](/cfr/40/78.17.md)
- [§78.18. Proposed decision.](/cfr/40/78.18.md)
- [§78.19. Interlocutory appeal.](/cfr/40/78.19.md)
- [§78.20. Appeal of decision of Administrator or proposed decision to the Environmental Appeals Board.](/cfr/40/78.20.md)