Editor’s note: For the most up to date information on CAAR’s Equivalency and Temporary Certificates regarding the B620/622 changes please refer to Member Alert: Update on CAAR’s Equivalency Certificate and Temporary Certificate.

CAAR is pleased to announce that it has received an Equivalency Certificate from Transport Canada which provides certain variances from the Canadian Standards Association (CSA) B622 Standard related to pressure testing of nurse and application tanks.

The certificate, titled SH 11960, is available exclusively to CAAR members that handle, offer for transport or transport, by road vehicle, UN1005, Ammonia, Anhydrous, Class 2.3(8).

Additional details, including the development of industry standard markings for implementation and ease of identification, are in development by CAAR’s Ammonia Committee. If you have questions or require more information, please send inquires to This email address is being protected from spambots. You need JavaScript enabled to view it. ATTN: Ammonia Committee and a member of this group will reply to you as soon as possible.

For full details, and to download your copy of SH 11960, please click here.

Please note that CAAR membership is a requirement of this certificate. As CAAR membership is tracked by individual retail location, any retail site that is not currently listed as a CAAR member will need to apply for CAAR membership prior to gaining access to this certificate. If you are unsure of the member status of your company, please contact Lady Gabilo, Member Services Coordinator, at This email address is being protected from spambots. You need JavaScript enabled to view it. for assistance.

Lynda Nicol
Director of Member Services
p: 204-989-9305
e: This email address is being protected from spambots. You need JavaScript enabled to view it.