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HTS 3603Safety fuses; detonating cords; percussion or detonating caps; igniters; electric detonators

Product or HTS code

Rate lines6

Code	Description	General	Special	Column 2	Units	Calculate
3603.10.00.00	3603.10.00.00Safety fusesGeneral 3% · Special Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 8.3% · thousand m	3%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	8.3%	thousand m
3603.20.00.00	3603.20.00.00Detonating cordsGeneral 3% · Special Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 8.3% · thousand m	3%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	8.3%	thousand m
3603.30.00.00	3603.30.00.00Percussion capsGeneral 4.2% · Special Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 30% · thousands	4.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	30%	thousands
3603.40.00.00	3603.40.00.00Detonating capsGeneral 0.2% · Special Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 0.3% · No.	0.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	0.3%	No.
3603.50.00.00	3603.50.00.00IgnitersGeneral 0.2% · Special Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 0.3% · No.	0.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	0.3%	No.
3603.60.00.00	3603.60.00.00Electric detonatorsGeneral 0.2% · Special Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 0.3% · No.	0.2%	Free (A*,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	0.3%	No.

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Mexico33.03% of imports	Canada20.24% of imports	Germany18.74% of imports	Czechia7.19% of imports	Austria3.82% of imports	South Korea3.36% of imports	Brazil2.94% of imports	Italy1.84% of imports	South Africa1.8% of imports	Spain1.5% of imports
3603.10.00.00Safety fuses	13%9903.05.55	13%9903.05.29	10%9903.05.39	10%9903.05.39	10%9903.05.39	12.5%9903.05.71	40.5%9903.05.019903.05.27	10%9903.05.39	15.5%9903.05.69	10%9903.05.39
3603.20.00.00Detonating cords	13%9903.05.55	13%9903.05.29	10%9903.05.39	10%9903.05.39	10%9903.05.39	12.5%9903.05.71	40.5%9903.05.019903.05.27	10%9903.05.39	15.5%9903.05.69	10%9903.05.39
3603.30.00.00Percussion caps	14.2%9903.05.55	14.2%9903.05.29	10%9903.05.39	10%9903.05.39	10%9903.05.39	12.5%9903.05.71	41.7%9903.05.019903.05.27	10%9903.05.39	16.7%9903.05.69	10%9903.05.39
3603.40.00.00Detonating caps	10.2%9903.05.55	10.2%9903.05.29	10%9903.05.39	10%9903.05.39	10%9903.05.39	12.5%9903.05.71	37.7%9903.05.019903.05.27	10%9903.05.39	12.7%9903.05.69	10%9903.05.39
3603.50.00.00Igniters	10.2%9903.05.55	10.2%9903.05.29	10%9903.05.39	10%9903.05.39	10%9903.05.39	12.5%9903.05.71	37.7%9903.05.019903.05.27	10%9903.05.39	12.7%9903.05.69	10%9903.05.39
3603.60.00.00Electric detonators	10.2%9903.05.55	10.2%9903.05.29	10%9903.05.39	10%9903.05.39	10%9903.05.39	12.5%9903.05.71	37.7%9903.05.019903.05.27	10%9903.05.39	12.7%9903.05.69	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).