ANNOUNCEMENT 16 Mar 2015
In March 2015, the governments of Canada and the United States announced a change in import formalities.
NUMBER OF INTERVENTIONS
http://www.dhs.gov/news/2015/03/16/united-states-and-canada-sign-preclearance-agreement and http://news.gc.ca/web/article-en.do?nid=950429
and https://www.canada.ca/en/public-safety-canada/news/2019/08/new-canadaus-preclearance-agreement-comes-into-force-opening-door-to-enhanced-travel-and-trade.html and https://www.dhs.gov/news/2019/08/15/united-states-and-canada-implement-preclearance-agreement
Following up on their 2011 Beyond the Border Action Plan, Canada and the United States signed on March 16, 2015 the Agreement on Land, Rail, Marine, and Air Transport Preclearance Between the Government of the United States of America and the Government of Canada. This new agreement, which supersedes the existing U.S.-Canada Air Preclearance agreement of 2001, will provide as follows:
The United States and Canada must each enact legislation for the agreement to be implemented. In the meantime, the 2001 U.S.-Canada Air Transport Preclearance Agreement continues to apply.
On December 13, 2017, Bill C-23: An Act re-specting the preclearance of persons and goods in Canada and the United States received Royal Assent. This brings Canada and the United States closer to implementing the agreement. The regulations for the air mode will reportedly be in place by the end of 2018.
On August 15, 2019 Public Safety Canada issued notice declaring thtat, "The Agreement on Land, Rail, Marine, and Air Transport Preclearance between the Government of Canada and the Government of the United States of America entered into force today." According to the agency, "The entry into force of the Agreement coincides with the coming into force of the Preclearance Act, 2016, the consequential amendments to other Acts contained therein, and its associated Regulations."