{"data":{"id":"us/49-cfr-179.202-9","jurisdiction":"us","citation":"49 CFR 179.202-9","heading":"-9 Top fittings protection.","body":"The tank car tank must be equipped with top fittings protection conforming to AAR Specifications for Tank Cars, appendix E paragraph 10.2.1 (IBR, see § 171.7 of this subchapter).","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 179—SPECIFICATIONS FOR TANK CARS","Subpart D—Specifications for Non-Pressure Tank Car Tanks (Classes DOT-111AW, 115AW, and 117AW)"],"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":"82efd89727c3550032f6c1f0477b55fe3004bb10678a8faedf927b63a0d0d798","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-179.202-8","next":"us/49-cfr-179.202-11"},"notice":"GroundRules: Original legal text. Not legal advice."}