eCFR Reference Browser

---

title: "40 CFR §144.18"

source: "https://www.ecfr.gov/current/title-40/section-144.18"

title_number: "40"

volume_number: "25"

chapter_number: "Unknown"

subchapter_code: "D"

subchapter_subject: "WATER PROGRAMS (CONTINUED)"

part_code: "144"

part_subject: "UNDERGROUND INJECTION CONTROL PROGRAM"

subpart_code: "B"

subpart_subject: "General Program Requirements"

section_number: "144.18"

section_subject: "Requirements for Class VI wells."

cfr_reference: "40 CFR 144.18"

title_name: "Title 40"

title_subject: "Protection of Environment"

parts_covered: "Parts 136 to 149"

revised_date: "Revised as of July 1, 2019"

publication_date: "As of July 1, 2019"

contains_description: "Containing a codification of documents of general applicability and future effect"

publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"

---

Owners or operators of Class VI wells must obtain a permit. Class VI wells cannot be authorized by rule to inject carbon dioxide.

§144.18 - Requirements for Class VI wells.