---identifier: "/us/cfr/t46/s32.63-1"source: "ecfr"legal_status: "authoritative_unofficial"title: "46 CFR § 32.63-1 - Application—B/ALL."title_number: 46title_name: "Shipping"section_number: "32.63-1"section_name: "Application—B/ALL."chapter_name: "COAST GUARD, DEPARTMENT OF HOMELAND SECURITY"subchapter_number: "D"subchapter_name: "TANK VESSELS"part_number: "32"part_name: "SPECIAL EQUIPMENT, MACHINERY, AND HULL REQUIREMENTS"positive_law: falsecurrency: "2026-03-24"last_updated: "2026-03-24"format_version: "1.1.0"generator: "[email protected]"authority: "46 U.S.C. 2103, 3306, 3703, 3719; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4; Subpart 32.59 also issued under the authority of Sec. 4109, Pub. L. 101-380, 104 Stat. 515."regulatory_source: "CGFR 65-50, 30 FR 16671, Dec. 30, 1965, unless otherwise noted."cfr_part: "32"---
Identifier
/us/cfr/t46/s32.63-1
Currency
2026-03-24
Positive Law
No
Updated
2026-03-24
Chapter
Coast Guard, Department of Homeland Security
Authority
46 U.S.C. 2103, 3306, 3703, 3719; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4; Subpart 32.59 also issued under the authority of Sec. 4109, Pub. L.... 46 U.S.C. 2103, 3306, 3703, 3719; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4; Subpart 32.59 also issued under the authority of Sec. 4109, Pub. L. 101-380, 104 Stat. 515.
# 32.63-1 Application—B/ALL.(a) The requirements of this subpart shall apply to all tank barges, the construction or conversion of which is started on or after July 1, 1964, and carrying those cargoes listed in table 30.25-1 which are defined as:(1) Flammable liquids having a Reid vapor pressure in excess of 25 pounds per square inch, absolute, in independent tanks (part 32).(2) Liquefied flammable gases (part 38 of this subchapter).[CGFR 70-10, 35 FR 3709, Feb. 25, 1970]