Import duty on Gum, wood or sulphate turpentine, other terpenic oils; crude dipentene; sulphite turpentine, other crude para-cymene; pine oil containing alpha-terpineol as the main constituent (HS 3805)

Heading 3805 covers 2 tariff lines in LoadLoom's table; 1 of them clear duty-free under USMCA for goods made in Canada, the US or Mexico. Published US and Canadian rates below, verified October 2026. Pick the line that matches your goods for the worked example and border steps.

HS code	Goods	US duty	Canada duty	USMCA
3805.10	Terpenic oils; gum, wood or sulphate turpentine oils	5%	Free	Free with certificate
3805.90	Terpenic oils; produced by the treatment of coniferous woods, crude dipentene, sulphite turpentine and other crude para-cymene, n.e.c. in heading no. 3805	Free	Free	Not eligible

This page is a free reference for shippers, not a customs ruling. Final classification and duty are determined by the licensed customs broker at entry, and government amounts are always billed at actual. Rates change with each tariff edition and trade action.

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Chapter 38: Chemical products n.e.c. · Every chapter