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HTS 0510Ambergris, castoreum, civet and musk; cantharides; bile, whether or not dried; glands and other animal products used in the preparation of pharmaceutical products, fresh, chilled, frozen or otherwise provisionally preserved

Product or HTS code

Rate lines4

Code	Description	General	Special	Column 2	Units	Calculate
0510.00	0510.00Ambergris, castoreum, civet and musk; cantharides; bile, whether or not dried; glands and other animal products used in the preparation of pharmaceutical products, fresh, chilled, frozen or otherwise provisionally preserved
0510.00.20.00	0510.00.20.00Ambergris, castoreum, civet and muskGeneral 5.1% · Special Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG) · Column 2 20% · kg	5.1%	Free (A,AU,BH,CL,CO,D,E,IL,JO,KR,MA,OM,P,PA,PE,S,SG)	20%	kg
0510.00.40	0510.00.40OtherGeneral Free · Column 2 Free	Free		Free
0510.00.40.10	0510.00.40.10Pancreas glandsGeneral Free · Column 2 Free · kg	Free		Free	kg
0510.00.40.20	0510.00.40.20Bile and other animal secretionsGeneral Free · Column 2 Free · kg	Free		Free	kg
0510.00.40.40	0510.00.40.40Cantharides; glands (other than pancreas), organs and other animal products used in the preparation of pharmaceutical productsGeneral Free · Column 2 Free · kg	Free		Free	kg

2026 HTS Revision 21 (October 9, 2026)

Duty by country of origin

Rate line	Spain47.67% of imports	New Zealand25.35% of imports	France8.23% of imports	Canada7.35% of imports	Australia4.14% of imports	Argentina2.27% of imports	Mexico1.87% of imports	Netherlands1.13% of imports	Japan0.7% of imports	Uruguay0.57% of imports
0510.00.20.00Ambergris, castoreum, civet and musk	10%9903.05.39	17.6%9903.05.57	10%9903.05.39	15.1%9903.05.29	17.6%9903.05.23	15.1%9903.05.22	15.1%9903.05.55	10%9903.05.39	12.5%9903.05.49	17.6%9903.05.82
0510.00.40.10Pancreas glands	10%9903.05.39	12.5%9903.05.57	10%9903.05.39	60%9903.05.299903.03.14	12.5%9903.05.23	0%	10%9903.05.55	10%9903.05.39	12.5%9903.05.49	12.5%9903.05.82
0510.00.40.20Bile and other animal secretions	10%9903.05.39	12.5%9903.05.57	10%9903.05.39	60%9903.05.299903.03.14	12.5%9903.05.23	0%	10%9903.05.55	10%9903.05.39	12.5%9903.05.49	12.5%9903.05.82
0510.00.40.40Cantharides; glands (other than pancreas), organs and other animal products used in the preparation of pharmaceutical products	10%9903.05.39	12.5%9903.05.57	10%9903.05.39	60%9903.05.299903.03.14	12.5%9903.05.23	0%	10%9903.05.55	10%9903.05.39	12.5%9903.05.49	12.5%9903.05.82

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).