{"data":{"id":"us/49-cfr-180.201","jurisdiction":"us","citation":"49 CFR 180.201","heading":"Applicability.","body":"This subpart prescribes requirements, in addition to those contained in parts 107, 171, 172, 173, and 178 of this chapter, for the continuing qualification, maintenance, or periodic requalification of DOT specification and exemption cylinders and UN pressure receptacles.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER I—PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER C—HAZARDOUS MATERIALS REGULATIONS","PART 180—CONTINUING QUALIFICATION AND MAINTENANCE OF PACKAGINGS","Subpart C—Qualification, Maintenance and Use of Cylinders"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"367a921c74bb5eceba0cb7f0f5afbff6970acc9bd15ffb9a37aa9de3c8aa5e20","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-180.3","next":"us/49-cfr-180.203"},"notice":"GroundRules: Original legal text. Not legal advice."}