Edition currently in force:
CSA B625-20
Date published:
March 2020
Previous version:
CSA B625-13
Upcoming edition/amendment:
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On this page
- Scope of the standard
- Finding the standard in the TDG Regulations
- Obtaining or viewing a copy of the standard
- Contact us
Scope of the standard
The CSA B625 standard sets out the requirements for UN portable tank design, manufacture and modification, and the requirements for UN, IM and IMO portable tank selection, use, inspection, testing and repair. The standard also prescribes requirements for registration by Transport Canada of facilities, design reviewers and independent inspectors for conducting the activities within the scope of the standard.
Finding the standard referenced in the TDG Regulations
Sections 5.10 and 5.14 of the TDG Regulations specify that a means of containment in accordance with CSA B625 is a permitted container for the transport of dangerous goods in Class 2, 3, 4, 5, 6.1, 8 or 9, by road, rail or ship.
Obtaining or viewing a copy of the standard
A copy of the standard can be obtained directly from the Canadian Standards Association (CSA).
To view the standards, the CSA Group offers an online platform where registered users can access, free of charge, the Transportation of Dangerous Goods (TDG) safety standards published by CSA and referenced in the federal TDG Regulations. Users must log into CSA’s Communities of Interest and register for access to the TDG View Access site.
Contact us
Inquiries pertaining to applications for registration
Telephone: 1-855-298-1520
After choosing the language (1 for English, 2 for French), press option 1.
Email: MOCregister-Registrecontenant@tc.gc.ca
Technical inquiries
Email: tdgcontainers-tmdcontenants@tc.gc.ca
Please include the text "UN Portable Tanks" in the subject line.