Canada Border Services Agency (CBSA) has updated their Customs Tariff for 2021.
Canada is the United States’ largest trading partner for exports and 3rd largest for imports. Here is a link to the Canada Customs Tariff 2021. For 10 digit harmonized codes, the first 6 are universal and the last 4 differ from country to country.
CBSA maintains a robust, user friendly website. Here are several links that may be helpful for traders: