46 CFR 56.70-20 - Qualification, general.

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§ 56.70-20 Qualification, general.

(a) Qualification of the welding procedures to be used, and of the performance of welders and welding operators, is required, and shall comply with the requirements of section IX of the ASME Boiler and Pressure Vessel Code (incorporated by reference; see 46 CFR 56.01-2) except as modified by part 57 of this subchapter.

(b) Each butt-welded joint of Class I of Class I-L piping shall be marked with the welder's identification symbol. Dies shall not be used to mark the pipe where the pressure exceeds 600 pounds per square inch or the temperature exceeds 750 °F. or in Class I-L systems.

[CGFR 68-82, 33 FR 18843, Dec. 18, 1968, as amended by USCG-2003-16630, 73 FR 65184, Oct. 31, 2008]

This is a list of United States Code sections, Statutes at Large, Public Laws, and Presidential Documents, which provide rulemaking authority for this CFR Part.

This list is taken from the Parallel Table of Authorities and Rules provided by GPO [Government Printing Office].

It is not guaranteed to be accurate or up-to-date, though we do refresh the database weekly. More limitations on accuracy are described at the GPO site.


United States Code
Presidential Documents

Executive Order ... 12234

Executive Order ... 12777

Title 46 published on 09-May-2017 04:27

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 46 CFR Part 56 after this date.

  • 2016-07-22; vol. 81 # 141 - Friday, July 22, 2016
    1. 81 FR 48220 - Harmonization of Standards for Fire Protection, Detection, and Extinguishing Equipment
      GPO FDSys XML | Text
      DEPARTMENT OF HOMELAND SECURITY, Coast Guard
      Final rule.
      This final rule is effective August 22, 2016. The incorporation by reference of certain publications listed in the rule is approved by the Director of the Federal Register on August 22, 2016.
      33 CFR Parts 140, 145, 148, and 149