49 C.F.R. § 179.20
Service equipment; protection systems.
Cite as 49 C.F.R. § 179.20 (2026)
If an applicable tank car specification authorizes location of filling or discharge connections in the bottom shell, the connections must be designed, constructed, and protected according to paragraphs E9.00 and E10.00 of the AAR Specifications for Tank Cars (IBR, see § 171.7 of this subchapter). [68 FR 75759, Dec. 31, 2003]
- Cross-references to the CFR
- 171.7