Customs Tariff of Canada · tariff item · HS 6815.91
6815.91.90.00: Containing magnesite, magnesia in the form of periclase: other
✓ Can be used in a customs declaration Data: Customs Tariff of Canada, in force from 11 September 2026 · checked on 24 October 2026
- 6815 Articles of stone or of other mineral substances (including carbon fibres, articles of carbon fibres and articles of peat), not elsewhere specified or included.
- 68159 Other articles:
- 6815.91 Containing magnesite, magnesia in the form of periclase, dolomite including in the form of dolime, or chromite
- 6815.91.90 Other
- 6815.91.90.00 Other
What you pay
Importing into Canada
Customs duty only: import VAT, other taxes and trade defence duties of this country are not covered here, and the duty calculator works only with the EU, Türkiye, US and UK tariffs.
Same subheading in other tariffs
UK Free Third-country duty 1 tariff line 
EU Free Third-country duty 1 tariff line 
Türkiye Free Third-country duty 2 tariff lines 
USA Free General (MFN) 1 tariff line 
Mexico Free – 5% General (MFN) 3 tariff lines · average 1.7% 
Brazil 12.6% General (MFN) 2 tariff lines 
Argentina 12.6% General (MFN) 2 tariff lines 
Peru Free General (MFN) 1 tariff line 
New Zealand Free General (MFN) 1 tariff line 
Japan Free General (MFN) 1 tariff line 
Taiwan 10% General (MFN) 1 tariff line 
GCC 5% General (MFN) 3 tariff lines 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia 15% General (MFN) 1 tariff line 
Nigeria 20% General (MFN) 1 tariff line Canada lines: 6815.91
Legal notes
Code history
Since 2022; before, these goods were classified under 6815.99.
In the Customs Tariff of Canada, 6815.91.90.00 is one of 2 lines under subheading 6815.91, containing magnesite, magnesia in the form of periclase, dolomite including in….
The MFN tariff rate is 5%.
For the same subheading, the UK duty is free, the EU duty is free, the Türkiye duty is free, the US duty is free, the Mexico duty is 0%–5%, the Brazil duty is 12.6%, the Argentina duty is 12.6%, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is 10%, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 15% and the Nigeria duty is 20%.
Canada imported goods of subheading 6815.91 worth US$24m in 2024; the largest supplier was the United States.
Questions and answers
What is the Canada import duty for tariff item 6815.91.90.00?
The MFN tariff rate in the Customs Tariff of Canada is 5%. This page shows the rate as published by the national source and, where the source publishes them, preferential rates: choose the country of origin to see them. Trade defence duties and VAT are not covered.
Where does Canada import these goods from?
For subheading 6815.91 as a whole, the largest supplier in 2024 was the United States (US$16m), followed by China.