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HTS 3606Ferrocerium and other pyrophoric alloys in all forms; articles of combustible materials as specified in note 2 to this chapter

Product or HTS code

Rate lines4

Code	Description	General	Special	Column 2	Units	Calculate
3606.10.00.00	3606.10.00.00Liquid or liquefied-gas fuels in containers of a kind used for filling or refilling cigarette or similar lighters and of a capacity not exceeding 300 cm3General Free · Column 2 Free · No.	Free		Free	No.
3606.90	3606.90Other
3606.90.30.00	3606.90.30.00Ferrocerium and other pyrophoric alloysGeneral 5.9% · Special Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA,OM,P, PA,PE,S,SG) · Column 2 56.7% · kg	5.9%	Free (A+,AU,BH,CL,CO,D,E,IL, JO,KR,MA,OM,P, PA,PE,S,SG)	56.7%	kg
3606.90.40.00	3606.90.40.00MetaldehydeGeneral Free · Column 2 25% · kg	Free		25%	kg
3606.90.80.00	3606.90.80.00OtherGeneral 5% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 25% · kg	5%	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	China26.02% of imports	South Korea11.78% of imports	Spain10.33% of imports	Ireland7.44% of imports	Israel7.26% of imports	Türkiye6.93% of imports	Chile6.37% of imports	United Kingdom4.95% of imports	Serbia4.46% of imports	Canada2.5% of imports
3606.10.00.00Liquid or liquefied-gas fuels in containers of a kind used for filling or refilling cigarette or similar lighters and of a capacity not exceeding 300 cm3	37.5%9903.05.319903.88.03	12.5%9903.05.71	10%9903.05.39	10%9903.05.39	12.5%9903.05.47	12.5%9903.05.79	12.5%9903.05.30	10%9903.05.81	0%	10%9903.05.29
3606.90.30.00Ferrocerium and other pyrophoric alloys	5.9%	5.9%	5.9%	5.9%	5.9%	5.9%	5.9%	5.9%	5.9%	5.9%
3606.90.40.00Metaldehyde	20%9903.05.319903.88.15	12.5%9903.05.71	10%9903.05.39	10%9903.05.39	12.5%9903.05.47	12.5%9903.05.79	12.5%9903.05.30	10%9903.05.81	0%	10%9903.05.29
3606.90.80.00Other	25%9903.05.319903.88.15	12.5%9903.05.71	10%9903.05.39	10%9903.05.39	17.5%9903.05.47	17.5%9903.05.79	17.5%9903.05.30	15%9903.05.81	5%	15%9903.05.29

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).