49 CFR § 173.245 - Bulk packaging for extremely hazardous materials such as poisonous gases (Division 2.3).
---
identifier: "/us/cfr/t49/s173.245"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 173.245 - Bulk packaging for extremely hazardous materials such as poisonous gases (Division 2.3)."
title_number: 49
title_name: "Transportation"
section_number: "173.245"
section_name: "Bulk packaging for extremely hazardous materials such as poisonous gases (Division 2.3)."
chapter_name: "PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "HAZARDOUS MATERIALS REGULATIONS"
part_number: "173"
part_name: "SHIPPERS—GENERAL REQUIREMENTS FOR SHIPMENTS AND PACKAGINGS"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 5101-5128, 44701; 49 CFR 1.81, 1.96 and 1.97."
cfr_part: "173"
---
# 173.245 Bulk packaging for extremely hazardous materials such as poisonous gases (Division 2.3).
When § 172.101 of this subchapter specifies that a hazardous material be packaged under this section, only the following bulk packagings are authorized, subject to the requirements of subparts A and B of part 173 of this subchapter and the special provisions specified in column 7 of the § 172.101 table.
(a) Tank car tanks and multi-unit tank car tanks, when approved by the Associate Administrator.
(b) Cargo tank motor vehicles and portable tanks, when approved by the Associate Administrator.
[Amdt. 173-224, 55 FR 52663, Dec. 21, 1990, as amended at 56 FR 66275, Dec. 20, 1991; 66 FR 45379, Aug. 28, 2001]