Gypsum Tariff in Western Canada – Update 

On May 12, CBSA issued the following: “On December 13, 2021, the Canadian International Trade Tribunal (CITT), pursuant to subsection 76.03(3) of the Special Import Measures Act (SIMA), initiated an expiry review of its finding made on January 4, 2017, in Inquiry No. NQ2016002, concerning the dumping of certain gypsum board originating in or exported from the United States of America, imported into Canada for use or consumption in the provinces of British Columbia, Alberta, Saskatchewan, and Manitoba, as well as the Yukon and Northwest Territories (Western Canada).

Investigation Updates

The investigation has now been completed, pursuant to paragraph 76.03(7)(a) of SIMA, the Canada Border Services Agency (CBSA) has determined that the expiry of the finding is likely to result in the continuation or resumption of dumping of such goods originating in or exported from the United States of America. 


A Statement of Reasons that contains additional details concerning this decision will be available soon.  


The CITT will now conduct an inquiry to determine whether the expiry of its finding is likely to result in injury to the Canadian industry, and has announced that it will issue its decision no later than October 19, 2022.” (Gypsum board 2021 Expiry review – Notice of expiry review determination ( 


CBSA will list its reasons by the end of the month.   


There are two important distinctions in terms of agency responsibility in matters like these: 

  • CBSA is responsible for determining if dumping occurs.
  • CITT is responsible for determining if injury occurs as a result of the dumping.  

The CITT has noted that there will be an opportunity for industry input. 


Interested in trends in the construction and building materials industries, and the impacts of tariffs upon US imports to Canada? CHG Senior Consultant, Wes McLean would be pleased to provide additional insight on this issue, and advice if needed, at your convenience. Click HERE to connect with Wes.

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