---
kind: "unit"
title: "18"
title_heading: "Conservation of Power and Water Resources"
key: "chI/subchA/part1b"
level: "part"
label: "Part 1b"
heading: "Rules Relating to Investigations"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/18/chI-subchA-part1b"
sections_count: 22
---

# Part 1b — Rules Relating to Investigations

Title 18 C.F.R. — Conservation of Power and Water Resources › Chapter I — Federal Energy Regulatory Commission, Department of Energy › Subchapter A — General Rules

## Sections

- [§1b.1. Definitions.](/cfr/18/1b.1.md)
- [§1b.2. Scope.](/cfr/18/1b.2.md)
- [§1b.3. Scope of investigations.](/cfr/18/1b.3.md)
- [§1b.4. Types of investigations.](/cfr/18/1b.4.md)
- [§1b.5. Formal investigations.](/cfr/18/1b.5.md)
- [§1b.6. Preliminary investigations.](/cfr/18/1b.6.md)
- [§1b.7. Procedure after investigation.](/cfr/18/1b.7.md)
- [§1b.8. Requests for Commission investigations.](/cfr/18/1b.8.md)
- [§1b.9. Confidentiality of investigations.](/cfr/18/1b.9.md)
- [§1b.10. By whom conducted.](/cfr/18/1b.10.md)
- [§1b.11. Limitation on participation.](/cfr/18/1b.11.md)
- [§1b.12. Transcripts.](/cfr/18/1b.12.md)
- [§1b.13. Powers of persons conducting formal investigations.](/cfr/18/1b.13.md)
- [§1b.14. Subpoenas.](/cfr/18/1b.14.md)
- [§1b.15. Non-compliance with compulsory processes.](/cfr/18/1b.15.md)
- [§1b.16. Rights of witnesses.](/cfr/18/1b.16.md)
- [§1b.17. Appearance and practice before the Commission.](/cfr/18/1b.17.md)
- [§1b.18. Right to submit statements.](/cfr/18/1b.18.md)
- [§1b.19. Submissions.](/cfr/18/1b.19.md)
- [§1b.20. Request for confidential treatment.](/cfr/18/1b.20.md)
- [§1b.21. Enforcement hotline.](/cfr/18/1b.21.md)
- [§1b.22. Landowner Helpline.](/cfr/18/1b.22.md)