40 CFR § 147.3007 - Application for a permit.

---
identifier: "/us/cfr/t40/s147.3007"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 147.3007 - Application for a permit."
title_number: 40
title_name: "Protection of Environment"
section_number: "147.3007"
section_name: "Application for a permit."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "D"
subchapter_name: "WATER PROGRAMS"
part_number: "147"
part_name: "STATE, TRIBAL, AND EPA-ADMINISTERED UNDERGROUND INJECTION CONTROL PROGRAMS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 300f  and 42 U.S.C. 6901"
regulatory_source: "49 FR 20197, May 11, 1984, unless otherwise noted."
cfr_part: "147"
---


# 147.3007 Application for a permit.

(a) Notwithstanding the requirements of § 144.31(c)(1) of this chapter, the owner or operator of an existing Class I or III well shall submit a complete permit application no later than 90 days after the effective date of the program.

(b) The topographic map (or other map if a topographic map is unavailable) required by § 144.31(e)(7) of this chapter, shall extend two miles from Class II wells, and 2
1/2 miles from Class I and III wells. These maps will show all the information listed in paragraph 144.31(e)(7) within 
1/2 mile for Class II wells and 2
1/2 miles for Class I and III wells.