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Home > HTS Codes > Chapter 29 > 2934

Custom Duty Rate for HTS Code 2934 : Nucleic acids and their salts, whether or not chemically defined; heterocyclic compounds (excluding with oxygen only or with nitrogen hetero-atom[s] only)

Heading/SubheadingArticle DescriptionUnit of QuantityRates of Duty
12
GeneralSpecial
2934.10Heterocyclic compounds containing an unfused thiazole ring, whether or not hydrogenated, in the structure
2934.10.10.00Aromatic heterocyclic compounds with an unfused thiazole ring, described in additional u.s. note 3 to section vikg10.00%Free (A+,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,MA,MX,OM,P,PA,PE,S,SG) 3.25% (JP)15.4¢/kg + 52%
2934.10.20.00Aromatic heterocyclic compounds with an unfused thiazole ring, not elsewhere specifiedkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 52%
2934.10.70.004,5-dichloro-2-n-octyl-4-isothiazolin-3-one or other specified compounds, with an unfused thiazole ringkgFree30.00%
2934.10.90.00Non-aromatic heterocyclic compounds, not specified elsewhere, containing an unfused thiazole ringkg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,L,MA,MX,OM,P,PA,PE,S,SG) 3.25% (JP)30.00%
2934.20Heterocyclic compounds containing in the structure a benzothiazole ring-system, whether or not hydrogenated, but not further fused (excluding inorganic or organic compounds of mercury)
2934.20.05.00N-tert-butyl-2-benzothiazolesulfenamide, being a compound containing a benzothiazole ring-systemkg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 52%
2934.20.10.002,2'-dithiobisbenzothiazole, being a heterocyclic compound with a benzothiazole ring-systemkg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 57%
2934.20.15.002-mercaptobenzothiazole or n-(oxydiethylene)benzothiazole-2-sulfenamide, with a benzothiazole ring-systemkg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 52%
2934.20.20.002-benzothiazolethiol, sodium salt (2-mercaptobenzothiazole, sodium salt)kg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL, JO, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 40%
2934.20.25.002-amino-5,6-dichlorobenzothiazole or other specified compounds, with a benzothiazole ring-systemkgFree15.4¢/kg + 52%
2934.20.30.002-amino-6-methoxybenzothiazole or other specified compounds, with a benzothiazole ring-systemkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,KR, L,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 39.5%
2934.20.35.00Aromatic heterocyclic pesticides, containing a benzothiazole ring-systemkg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 40%
2934.20.40.00Aromatic heterocyclic compounds with a benzothiazole ring-system, described in additional u.s. note 3 to section vikg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,L,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 52%
2934.20.80.00Aromatic heterocyclic compounds with a benzothiazole ring-system, not elsewhere specifiedkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,L,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 52%
2934.30Heterocyclic compounds containing in the structure a phenothiazine ring-system, whether or not hydrogenated, but not further fused
2934.30.12.002-(trifluoromethyl)phenothiazine, being a heterocyclic compound with a phenothiazine ring-systemkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL, JO, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 45%
2934.30.18.00Ethyl (1h-phenothiazin-2,4,1)carbamate, being a heterocyclic compound with a phenothiazine ring-systemkgFree15.4¢/kg + 52%
2934.30.23.00Antidepressants, tranquilizers and other psychotherapeutic agents, containing a phenothiazine ring-systemkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 149.5%
2934.30.27.00Drugs, other than psychotherapeutic agents, containing a phenothiazine ring-systemkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 45%
2934.30.43.00Aromatic heterocyclic compounds with a phenothiazine ring-system, described in additional u.s. note 3 to section vikg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 52%
2934.30.50.00Aromatic heterocyclic compounds with a phenothiazine ring-system, not elsewhere specifiedkg10.00%Free (A+,AU,BH, CA,CL,CO,D, E,IL,JO,K, KR,MA, MX,OM,P, PA,PE,S,SG)15.4¢/kg + 52%
2934.91Aminorex "inn", brotizolam "inn", clotiazepam "inn", cloxazolam "inn", dextromoramide "inn", haloxazolam "inn", ketazolam "inn", mesocarb "inn", oxazolam "inn", pemoline "inn", phendimetrazine "inn", phenmetrazine "inn" and sufentanil "inn", and salts thereof
2934.91.00.00Aminorex (inn), brotizolam (inn) and other specified drugs or their salts, containing other heterocyclic ringskgFree15.4¢/kg + 52%
2934.99Nucleic acids and their salts, whether or not chemically defined; heterocyclic compounds (excluding with oxygen only or with nitrogen hetero-atom[s] only, compounds containing in the structure an unfused thiazole ring or a benzothiazole or phenothiazine ring-system, not further fused and aminorex "inn", brotizolam "inn", clotiazepam "inn", cloxazolam "inn", dextromoramide "inn", haloxazolam "inn", ketazolam "inn", mesocarb "inn", oxazolam "inn", pemoline "inn", phendimetrazine "inn", phenmetrazine "inn", sufentanil "inn", and salts thereof, and inorganic or organic compounds of mercury whether or not chemically defined, and products of 3002 10)
2934.99.01.00Mycophenolate mofetil, being an aromatic or modified aromatic heterocyclic compoundkgFree15.4¢/kg + 45%
2934.99.03.002-acetylbenzo(b)thiophene or other specified compounds, containing other heterocyclic ringskgFree15.4¢/kg + 52%
2934.99.05.005-amino-3-phenyl-1,2,4-thiadiazole or other specified compounds, containing other heterocyclic ringskg10.00%Free (A+,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 39.5%
2934.99.06.007-nitronaphthoxadiazole-5-sulfonic acid and its salts, being aromatic heterocyclic compoundskg10.00%Free (A+,AU,BH,CA,CL,CO,D,E,IL,JO,KR,L,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 66.5%
2934.99.07.00Fenoxaprop-ethyl, being an aromatic heterocyclic pesticidekgFree15.4¢/kg + 48.5%
2934.99.08.002,5-diphenyloxazole, being an aromatic or modified aromatic heterocyclic compoundkg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 52%
2934.99.09.001,2-benzisothiazolin-3-one, being an aromatic or modified aromatic heterocyclic compoundkgFree15.4¢/kg + 40.5%
2934.99.11.00Bentazon, phosalone or other specified heterocyclic pesticideskg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 40.5%
2934.99.12.00Aromatic heterocyclic fungicides, not specified elsewherekg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 40%
2934.99.15.00Aromatic heterocyclic herbicides, not specified elsewherekg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG) 3.25% (JP)15.4¢/kg + 48.5%
2934.99.16.00Aromatic heterocyclic insecticides, not specified elsewherekg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 64.5%
2934.99.18.00Aromatic heterocyclic pesticides, not elsewhere specified, other than fungicides, herbicides or insecticideskg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 40%
2934.99.20.00Photographic chemicals, being aromatic or modified aromatic heterocyclic compoundskg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 50%
2934.99.30.00Aromatic heterocyclic drugs, not specified elsewherekg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 45%
2934.99.39.00Aromatic heterocyclic compounds, described in additional u.s. note 3 to section vi, not specified elsewherekg10.00%Free (A+,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,L,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 52%
2934.99.44.00Aromatic heterocyclic compounds, not specified elsewhere, containing other heterocyclic ringskg10.00%Free (A+,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,MA,MX,OM,P,PA,PE,S,SG)15.4¢/kg + 52%
2934.99.47.00Non-aromatic heterocyclic drugs, not specified elsewherekg0.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,MA,MX,OM,P,PA,PE,S,SG)30.00%
2934.99.70.00Morpholinoethyl chloride hydrochloride or other specified non-aromatic compoundskgFree30.00%
2934.99.90.01Non-aromatic heterocyclic compounds, not specified elsewhere, containing other heterocyclic ringskg10.00%Free (A,AU,BH,CA,CL,CO,D,E,IL,JO,K,KR,MA,MX,OM,P,PA,PE,S,SG)30.00%

Disclaimer: The HTS code data and duty rates shown on this page are sourced from the Harmonized Tariff Schedule of the United States, Revision 15 (2025), published by the U.S. International Trade Commission (USITC). This information is provided for general reference purposes only. Credlix is a trade finance platform, not a licensed customs broker, freight forwarder, or trade law firm. It makes no warranty, express or implied, regarding the accuracy, completeness, or fitness of this data. Always verify against the latest schedule at hts.usitc.gov before making any import decisions.

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