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HTS 2810Oxides of boron; boric acids

Product or HTS code

Rate lines1

Code	Description	General	Special	Column 2	Units	Calculate
2810.00.00.00	2810.00.00.00Oxides of boron; boric acidsGeneral 1.5% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 8.5% · t	1.5%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	8.5%	t

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Türkiye76.51% of imports	Italy7.06% of imports	Peru6.28% of imports	Chile4.93% of imports	Spain1.35% of imports	India1.15% of imports	China0.89% of imports	Bolivia0.87% of imports	Canada0.33% of imports	Germany0.19% of imports
2810.00.00.00Oxides of boron; boric acids	14%9903.05.79	10%9903.05.39	14%9903.05.63	14%9903.05.30	10%9903.05.39	11.5%9903.05.44	39%9903.05.319903.88.03	1.5%	11.5%9903.05.29	10%9903.05.39

Total duty on a $10,000 ocean shipment entered 2026-10-13, before customs fees. Origins are the leading sources of US imports under this heading in 2025 (US Census Bureau).