CSA B340

Currently in force:
CSA B340-14

Date published:
January 2014 (English)
November 2014 (French)

Amendments in force:
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Previous edition:
CSA B340-08

Upcoming edition / amendment:
CSA B340-18

What is the scope of the standard?

Where is the standard referenced in the TDG Regulations?

How do I view the standard for free?

How do I obtain a copy of the standard?

What version of the standard is currently adopted into the TDG Regulations?

Where can I obtain more information?

What is the scope of the standard?

CSA B340 sets out the requirements for the selection, use, handling and filling of cylinders, spheres, tubes, and other containers for the transportation of gases in Class 2.

Where is the standard referenced in the TDG Regulations?

1.3.1 Table of Safety Standards and Safety Requirement Documents
1.3.2 Transitional Period
1.49 Cylinder Exemption
1.50 Hot Air Balloon Cylinder Exemption
5.10 Means of Containment for Class 2, Gases

Section 5.10 of the TDG Regulations specifies that for transport of dangerous goods in Class 2 by any mode, means of containment in accordance with CSA B340 are permitted.

How do I view the standard for free?

The CSA Group has launched an online platform that allows registered users free access to Transportation of Dangerous Goods (TDG) safety standards published by CSA Group referenced in federal TDG regulations. Users can now log into Communities of Interest and register to find the TDG View Access site at https://community.csagroup.org/community/ohs/tdg-standards-view-access#.

How do I obtain a copy of the standard?

A copy of this standard can be obtained from the Canadian Standards Association (CSA).

What version of the standard is currently adopted into the TDG Regulations?

Section 1.3.1 Table of Safety Standards and Safety Requirement Documents refers to the most recently published edition of CSA B340. At this time, the 2014 edition of CSA B340 is the most recently published edition and it is the edition that is legally in force.      

Where can I obtain more information?

For more information on matters pertaining to CSA B340, please contact a means of containment specialist by email at tdgcontainers-tmdcontenants@tc.gc.ca. Include the text "Cylinders" in the subject line.

Quick links

FAQ on Cylinders and Tubes

The FAQ on Cylinders and Tubes includes information on Transport Canada cylinder and tube requirements including the registration requirements for cylinder and tube manufacturing, registration requirements for cylinder and tube requalification, and on the selection and use of cylinders and tubes for transport of dangerous goods in Class 2.

CSA B339

Information on CSA B339 (the standard on "Cylinders, Spheres, and Tubes for the Transportation of Dangerous Goods".

Cylinder and Tube Manufacturers

Search the TDG database for cylinder and tube manufacturers registered with Transport Canada to manufacture cylinders and tubes in accordance with CSA B339.

Cylinder and Tube Requalifiers

Search the TDG database for cylinder and tube requalifiers registered with Transport Canada in accordance with CSA B339.

Independent inspectors for cylinder and tube manufacture

Search the TDG database "Independent inspectors for cylinder and tube manufacture" for inspectors registered with Transport Canada to provide in-plant inspection at cylinder and tube manufacturing facilities in accordance with CSA B339.

CTC special permits

Paragraph 5.10(2)(d) of the TDG Regulations allows cylinders manufactured until the end of 1992 in accordance with permits (CTC special permits) issued under the Canadian Transport Commission (CTC) “Regulations for the Transportation of Dangerous Goods by Rail” to continue in use to transport Class 2 dangerous goods in accordance with the terms of the respective CTC Permit.

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