40 CFR Part 144, Subpart C - Authorization of Underground Injection by Rule
- § 144.21 — Existing Class I, II (except enhanced recovery and hydrocarbon storage) and III wells.
- § 144.22 — Existing Class II enhanced recovery and hydrocarbon storage wells.
- § 144.23 — Class IV wells.
- § 144.24 — Class V wells.
- § 144.25 — Requiring a permit.
- § 144.26 — Inventory requirements.
- § 144.27 — Requiring other information.
- § 144.28 — Requirements for Class I, II, and III wells authorized by rule.
Title 40 published on 2015-07-01.
No entries appear in the Federal Register after this date, for 40 CFR Part 144.