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HTS 2820Manganese oxides

Product or HTS code

Rate lines2

Code	Description	General	Special	Column 2	Units	Calculate
2820.10.00.00	2820.10.00.00Manganese dioxideGeneral 4.7% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	4.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg
2820.90.00.00	2820.90.00.00OtherGeneral 4.7% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	4.7%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	25%	kg

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Colombia47.84% of imports	India12.8% of imports	South Africa10.73% of imports	Gabon4.48% of imports	Mexico3.93% of imports	Belgium3.75% of imports	China3.05% of imports	South Korea3.04% of imports	Japan2.93% of imports	Brazil2.81% of imports
2820.10.00.00Manganese dioxide	4.7%	4.7%	4.7%	4.7%	4.7%	4.7%	From 29.7%9903.88.03AD/CVD may apply	4.7%	4.7%	4.7%
2820.90.00.00Other	17.2%9903.05.32	14.7%9903.05.44	17.2%9903.05.69	4.7%	14.7%9903.05.55	10%9903.05.39	42.2%9903.05.319903.88.03	12.5%9903.05.71	12.5%9903.05.49	42.2%9903.05.019903.05.27

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).