Agreement between the Government of the United States of America and the Government of Canada with respect to Social Security. Introduction. An agreement effective August 1, 1984, between the United States and Canada improves Social Security protection for people.If you have social security credits in both the United States and Canada, you may be eligible for benefits from one or both countries. This Convention shall apply to persons who are or who have been subject to the legislation specified in Article 2, and to their dependants and survivors. To file a claim for US or Canadian benefits under the Agreement, follow the instructions in "Claims for benefits" section. Discover St. John's University's Graduate Admission process and take the first step toward advancing your career. A certificate of coverage is used to inform the other country that the worker is covered under the Canada Pension Plan. Totalization agreements are more comprehensive, as they not only eliminate dual Social. NZ and Canadian payments. To obtain a certificate of coverage for work done in a foreign country; to receive a pension from a foreign country.