Chapter 99 · US temporary legislation and trade remedies
HS Code 9902.03
Naphthalene-1,8:4,5-tetracarboxylic dianhydride (CAS No. 81-30-1) (provided for in subheading 2917.39.70)
US duty (general)
Free - 5.5%
US HTS lines
99
EU CN codes
0
UK commodity codes
0
Unit
-
US HTS + UK Tariff v4.0.1633 · updated 2026-10-21 · sources
Rates on this page are the official published schedule rates, shown for information. This is not a customs ruling: preference programs, Section 232/301 surcharges and per-shipment fees can change what you actually pay.
United States - HTS lines under 9902.03
Source: official Harmonized Tariff Schedule (USITC). "General" is the normal-trade-relations rate; "Special" lists preference programs; "Other" is the column-2 rate. Additional Section 232/301 duties may apply on top.
| HTS code | Description | General | Special | Other | Unit |
|---|---|---|---|---|---|
| 9902.03.01 | Naphthalene-1,8:4,5-tetracarboxylic dianhydride (CAS No. 81-30-1) (provided for in subheading 2917.39.70) | Free | No change | No change | |
| 9902.03.02 | Pyromellitic dianhydride (benzene-1,2:4,5-tetracarboxylic dianhydride) (CAS No. 89-32-7) (provided for in subheading 2917.39.70) | Free | No change | No change | |
| 9902.03.03 | Dimethyl 5-nitroisophthalate (CAS No. 13290-96-5) (provided for in subheading 2917.39.70) | Free | No change | No change | |
| 9902.03.04 | Isophthaloyl chloride (CAS No. 99-63-8) (provided for in subheading 2917.39.70) | Free | No change | No change | |
| 9902.03.05 | Terephthaloyl chloride (CAS No. 100-20-9) (provided for in subheading 2917.39.70) | Free | No change | No change | |
| 9902.03.06 | 3-Hydroxy-2,2-dimethylpropyl-3-hydroxy-2,2-dimethylpropionate (CAS No. 1115-20-4) (provided for in subheading 2918.19.90) | Free | No change | No change | |
| 9902.03.07 | o-Acetylsalicylic acid (Aspirin) (CAS No. 50-78-2) (provided for in subheading 2918.22.10) | 1.9% | No change | No change | |
| 9902.03.08 | Methyl salicylate (CAS No. 119-36-8) (provided for in subheading 2918.23.20) | 2.3% | No change | No change | |
| 9902.03.09 | 4-Hydroxybenzoic acid (CAS No. 99-96-7) (provided for in subheading 2918.29.22) | 2.0% | No change | No change | |
| 9902.03.10 | 3,4,5-Trihydroxybenzoic acid monohydrate (Gallic acid monohydrate) (CAS No. 5995-86-8) (provided for in subheading 2918.29.30) | Free | No change | No change | |
| 9902.03.11 | C7-C9-Alkyl 3-(3,5-di-trans-butyl-4-hydroxyphenyl) propionate (CAS No. 125643-61-0) (provided in subheading 2918.29.65) | Free | No change | No change | |
| 9902.03.12 | Propyl 3,4,5-trihydroxybenzoate (Propyl gallate) (CAS No. 121-79-9) (provided for in subheading 2918.29.75) | Free | No change | No change | |
| 9902.03.13 | Octadecyl 3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate (CAS No. 2082-79-3) (provided for in subheading 2918.29.75) | Free | No change | No change | |
| 9902.03.14 | Pentaerythritol tetrakis(3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate) (CAS No. 6683-19-8) (provided for in subheading 2918.29.75) | Free | No change | No change | |
| 9902.03.15 | Ethyl 4-hydroxybenzoate (CAS No. 120-47-8) (provided for in subheading 2918.29.75) | Free | No change | No change | |
| 9902.03.16 | Methyl 4-hydroxybenzoate (CAS No. 99-76-3) (provided for in subheading 2918.29.75) | Free | No change | No change | |
| 9902.03.17 | Hexadecyl 4-hydroxy-3,5-bis(2-methyl-2-propanyl)benzoate (CAS No. 67845-93-6) (provided for in subheading 2918.29.75) | Free | No change | No change | |
| 9902.03.18 | 2-Benzoylbenzoic acid (CAS No. 85-52-9) (provided for in subheading 2918.30.30) | 3.7% | No change | No change | |
| 9902.03.19 | Prohexadione-calcium (Calcium bis(3,5-dioxo-4-propionylcyclohexanecarboxylate)) (CAS No. 127277-53-6) (provided for in subheading 2918.30.90) | Free | No change | No change | |
| 9902.03.20 | Glyoxyl acid (Glyoxylic acid) (CAS No. 298-12-4) (provided for in subheading 2918.30.90) | Free | No change | No change | |
| 9902.03.21 | (+)-(R)-2-(2,4-Dichlorophenoxy)propanoic acid (Dichlorprop-p) (CAS No. 15165-67-0) (provided for in subheading 2918.99.18) | Free | No change | No change | |
| 9902.03.22 | 4-(2,4-Dichlorophenoxy) butyric acid (2,4-DB) (CAS No. 94-82-6) (provided for in subheading 2918.99.20) | Free | No change | No change | |
| 9902.03.23 | 2-Methyl-4-chlorophenoxyacetic acid (MCPA) (CAS No. 94-74-6) (provided for in subheading 2918.99.20) | 2.5% | No change | No change | |
| 9902.03.24 | 1-Ethoxy-1-oxo-2-propanyl 5-[2-chloro-4-(trifluoromethyl)phenoxy]-2-nitrobenzoate (Lactofen) (CAS No. 77501-63-4) (provided for in subheading 2918.99.20) | 4.0% | No change | No change | |
| 9902.03.25 | Triethylene glycol bis[3-(3-tert-butyl-4-hydroxy-5-methyl- phenyl)propionate] (CAS No. 36443-68-2) (provided for in subheading 2918.99.43) | Free | No change | No change | |
| 9902.03.26 | 4,4ʹ-Oxydiphthalic anhydride (CAS No. 1823-59-2) (provided for in subheading 2918.99.43) | Free | No change | No change | |
| 9902.03.27 | 2-Ethylhexyl 4-methoxycinnamate (CAS No. 5466-77-3) (provided for in subheading 2918.99.43) | Free | No change | No change | |
| 9902.03.28 | (R)-(+)-2-(4-Hydroxyphenoxy)propionic acid (CAS No. 94050-90-5)(provided for in subheading 2918.99.43) | Free | No change | No change | |
| 9902.03.29 | 4,4’-Oxydibenzoyl chloride (CAS No. 7158-32-9) (provided for in subheading 2918.99.43) | Free | No change | No change | |
| 9902.03.30 | 5,5'-Oxybis(2-benzofuran-1,3-dione) (CAS No.1823-59-2) (provided for in subheading 2918.99.43) | Free | No change | No change | |
| 9902.03.31 | Ethyl (RS)-4-cyclopropyl(hydroxy)methylene-3,5- dioxocyclohexanecarboxylate (Trinexapac-ethyl) (CAS No. 95266-40-3) (provided for in subheading 2918.99.50) | Free | No change | No change | |
| 9902.03.32 | Methyl methoxyacetate (CAS No. 6290-49-9) (provided for in subheading 2918.99.50) | Free | No change | No change | |
| 9902.03.33 | (2Z,4E)-5-[(1S)-1-Hydroxy-2,6,6-trimethyl-4-oxo-2-cy- clohexen-1-yl]-3-methyl-2,4-pentadienoic acid ((+)-Abscisic acid) (CAS No. 21293-29-8) (provided for in subheading 2918.99.50) | Free | No change | No change | |
| 9902.03.34 | Methoxyacetic acid (CAS No. 625-45-6) (provided for in subheading 2918.99.50) | Free | No change | No change | |
| 9902.03.35 | (Z)-2-Chloro-1-(2,4,5-trichlorophenyl)vinyl dimethyl phosphate (Tetrachlorvinfos) (CAS No. 22248-79-9) (provided for in subheading 2919.90.30) | Free | No change | No change | |
| 9902.03.36 | Bis(2,4-dichlorophenyl) phosphorochloridate (CAS No. 14254-41-2) (provided for in subheading 2919.90.30) | Free | No change | No change | |
| 9902.03.37 | Tris(2-ethylhexyl) phosphate (CAS No. 78-42-2) (provided for in subheading 2919.90.50) | 0.7% | No change | No change | |
| 9902.03.38 | O-(2,6-Dichloro-4-methylphenyl) O,O-dimethyl phosphorothioate (Tolclofos methyl) (CAS No. 57018-04-9) (provided for in subheading 2920.19.40) | Free | No change | No change | |
| 9902.03.39 | O,O-Diethyl phosphorochloridothioate (CAS No. 2524-04-1) (provided for in subheading 2920.19.50) | Free | No change | No change | |
| 9902.03.40 | Dimethyl phosphite (CAS No. 868-85-9) (provided for in subheading 2920.21.00) | Free | No change | No change | |
| 9902.03.41 | 2-[4-(2-Methyl-2-propanyl)phenoxy]cyclohexyl 2-propyn-1-yl sulfite (Propargite) (CAS No. 2312-35-8) (provided for in subheading 2920.90.10) | Free | No change | No change | |
| 9902.03.42 | Tris(2,4-di-tert-butylphenyl) phosphite (CAS No. 31570-04-4) (provided for in subheading 2920.90.20) | Free | No change | No change | |
| 9902.03.43 | Aluminum tris(ethyl phosphonate) (Fosetyl-Al) (CAS No. 39148-24-8) (provided for in subheading 2920.90.51) | Free | No change | No change | |
| 9902.03.44 | Bis(4-t-butylcyclohexyl)peroxydicarbonate (CAS No. 15520-11-3) (provided for in subheading 2920.90.51) | Free | No change | No change | |
| 9902.03.45 | 2-Ethylhexyl nitrate (CAS No. 27247-96-7) (provided for in subheading 2920.90.51) | Free | No change | No change | |
| 9902.03.46 | Dimethyl carbonate (CAS No. 616-38-6) (provided for in subheading 2920.90.51) | Free | No change | No change | |
| 9902.03.47 | Bis(2-ethylhexyl) carbonate (diethylhexyl carbonate) (CAS No. 14858-73-2) (provided for in subheading 2920.90.51) | Free | No change | No change | |
| 9902.03.48 | 2-Ethylhexylamine (CAS No. 104-75-6) (provided for in subheading 2921.19.61) | Free | No change | No change | |
| 9902.03.49 | Ditridecylamine (N-tridecyl-1-tridecanamine) (CAS No. 101012-97-9) (provided for in subheading 2921.19.61) | Free | No change | No change | |
| 9902.03.50 | C9-C15 Perfluorocarbon Amines (CAS No. 86508-42-1) (provided for in subheading 2921.19.61) | Free | No change | No change | |
| 9902.03.51 | N,N'-Bis(3-aminopropyl)ethylenediamine (CAS No. 10563-26-5) (provided for in subheading 2921.29.00) | Free | No change | No change | |
| 9902.03.52 | 2,4,4-Trimethyl-1,6-hexanediamine (CAS No. 25620-58-0) (provided for in subheading 2921.29.00) | Free | No change | No change | |
| 9902.03.53 | N,N-Diethyl-1,3-propanediamine (CAS No. 104-78-9) (provided for in subheading 2921.29.00) | Free | No change | No change | |
| 9902.03.54 | 2,4-Dichloroaniline (CAS No. 554-00-7) (provided for in subheading 2921.42.18) | Free | No change | No change | |
| 9902.03.55 | 4-Chloro-2-nitroaniline (CAS No. 89-63-4) (provided for in subheading 2921.42.55) | Free | No change | No change | |
| 9902.03.56 | 2-Nitroaniline (CAS No. 88-74-4) (provided for in subheading 2921.42.55) | Free | No change | No change | |
| 9902.03.57 | 3,5-Difluoroaniline (CAS No. 372-39-4) (provided for in subheading 2921.42.65) | Free | No change | No change | |
| 9902.03.58 | 2-Ethyl-N-[(2S)-1-methoxypropan-2-yl]-6-methylaniline (CAS No. 118604-70-9) (provided for in subheading 2921.42.65) | 4.0% | No change | No change | |
| 9902.03.59 | 2,6-Dichloroaniline (CAS No. 608-31-1) (provided for in subheading 2921.42.90) | Free | No change | No change | |
| 9902.03.60 | N-Benzyl-N-ethylaniline (CAS No. 92-59-1) (provided for in subheading 2921.42.90) | Free | No change | No change | |
| 9902.03.61 | α-N-Ethylanilinotoluene-3-sulfonic acid (CAS No. 101-11-1) (provided for in subheading 2921.42.90) | Free | No change | No change | |
| 9902.03.62 | p-Chloroaniline (CAS No. 106-47-8) (provided for in subheading 2921.42.90) | Free | No change | No change | |
| 9902.03.63 | Sodium hydrogen 2-aminobenzene-1,4-disulfonate (CAS No. 24605-36-5) (provided for in subheading 2921.42.90) | Free | No change | No change | |
| 9902.03.64 | 3-{[Ethyl(phenyl)amino]methyl}benzenesulfonic acid (CAS No. 101-11-1) (provided for in 2921.42.90) | Free | No change | No change | |
| 9902.03.65 | α,α,α-Trifluoro-2,6-dinitro-p-toluidine (Trifluralin) (CAS No. 1582-09-8) (provided for in subheading 2921.43.15) | 4.0% | No change | No change | |
| 9902.03.66 | N-Ethyl-N-(2-methyl-2-propenyl)-2,6-dinitro-4-(trifluor- omethyl)benzenamine (Ethalfluralin) (CAS No. 55283-68-6) (provided for in subheading 2921.43.22) | Free | No change | No change | |
| 9902.03.67 | p-Toluidine (CAS No. 106-49-0) (provided for in subheading 2921.43.40) | Free | No change | No change | |
| 9902.03.68 | N-Butyl-N-ethyl-α,α,α-trifluoro-2,6-dinitro-p-toluidine (Benfluralin) (CAS No. 1861-40-1) (provided for in subheading 2921.43.90) | Free | No change | No change | |
| 9902.03.69 | o-Chloro-p-toluidine (3-chloro-4-methylaniline) (CAS No. 95-74-9) (provided for in subheading 2921.43.90) | Free | No change | No change | |
| 9902.03.70 | m-Toluidine (CAS No.108-44-1) (provided for in subheading 2921.43.90) | Free | No change | No change | |
| 9902.03.71 | o-Toluidine (CAS No. 95-53-4) (provided for in subheading 2921.43.90) | 5.5% | No change | No change | |
| 9902.03.72 | N-sec-Butyl-4-(2-methyl-2-propanyl)-2,6-dinitroaniline (Butralin) (CAS No. 33629-47-9) (provided for in subheading 2921.43.90) | Free | No change | No change | |
| 9902.03.73 | 4-Amino-3-methylbenzenesulfonic acid (CAS No. 98-33-9) (provided for in subheading 2921.43.90) | Free | No change | No change | |
| 9902.03.74 | 2,4-Xylidine (CAS No. 95-68-1) (provided for in subheading 2921.49.10) | Free | No change | No change | |
| 9902.03.75 | Mixed xylidines (CAS No. 1300-73-8) (provided for in subheading 2921.49.45) | Free | No change | No change | |
| 9902.03.76 | Dodecylaniline branched isomers (CAS No. 68411-48-3) (provided for in subheading 2921.49.45) | Free | No change | No change | |
| 9902.03.77 | N-(2-Chloro-6-fluorobenzyl)-N-ethyl-α,α,α-trifluoro- 2,6-dinitro-p-toluidine (Flumetralin) (CAS No. 62924-70-3) (provided for in subheading 2921.49.45) | Free | No change | No change | |
| 9902.03.78 | (1S)-1-Phenylethanamine (CAS No. 618-36-0) (provided for in subheading 2921.49.50) | Free | No change | No change | |
| 9902.03.79 | 2-Ethyl-6-methylaniline (CAS No. 24549-06-2) (provided for in subheading 2921.49.50) | Free | No change | No change | |
| 9902.03.80 | m-Phenylenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10) | Free | No change | No change | |
| 9902.03.81 | 1,3-Benzenediamine (CAS No. 108-45-2) (provided for in subheading 2921.51.10) | 4.0% | No change | No change | |
| 9902.03.82 | N-Phenyl-p-phenylenediamine (CAS No. 101-54-2) (provided for in subheading 2921.51.50) | 4.6% | No change | No change | |
| 9902.03.83 | 4,4' Methylenebis(2-chloroaniline) (CAS No. 101-14-4) (provided for in subheading 2921.59.08) | Free | No change | No change | |
| 9902.03.84 | 4,4'-Diamino-2,2'-stilbenedisulfonic acid (CAS No. 81-11-8) (provided for in subheading 2921.59.20) | 1.5% | No change | No change | |
| 9902.03.85 | 2,2'-Bis(trifluoromethyl)-4,4'-biphenyldiamine (CAS No. 341-58-2) (provided for in subheading 2921.59.40) | Free | No change | No change | |
| 9902.03.86 | 2,2'-[[(1S,2S)-1,2-Diphenyl-1,2-ethanediyl]bis(im- inomethylene)]bis[6-(1,1-dimethylethylphenol] (CAS No. 481725-63-7) (provided for in subheading 2921.59.40) | Free | No change | No change | |
| 9902.03.87 | 2,6-Dinitro-N,N-dipropyl-4-(trifluoromethyl)-1,3-benzenediamine (Prodiamine) (CAS No. 29091-21-2) (provided for in subheading 2921.59.80) | 1.6% | No change | No change | |
| 9902.03.88 | 3,3'-Dichlorobenzidine dihydrochloride (3,3'-Dichloro-4,4'-biphenyldiamine dihydrochloride) (CAS No. 612-83-9) (provided for in subheading 2921.59.80) | Free | No change | No change | |
| 9902.03.89 | 2-{[2,4,8,10-Tetrakis(2-methyl-2-propanyl)diben- zo[d,f][1,3,2]dioxaphosphepin-6-yl]oxy}-N,N-bis(2-{[2,4,8,10-tetra- kis(2-methyl-2-propanyl)dibenzo[d,f][1,3,2]dioxaphos- phepin-6-yl]oxy}ethyl)ethanamine (CAS No. 80410-33-9) (provided for in subheading 2922.19.60) | Free | No change | No change | |
| 9902.03.90 | 4-Methyl-N,N-dipropoxyaniline (CAS No. 38668-48-3) (provided for in subheading 2922.19.70) | Free | No change | No change | |
| 9902.03.91 | Phytosphingosine ((2S,3S,4R)-2-amino-1,3,4-octadecanetriol) (CAS No. 13552-11-9) (provided for in subheading 2922.19.96) | Free | No change | No change | |
| 9902.03.92 | 1-(Dimethylamino)-2-propanol (CAS No. 108-16-7) (provided for in subheading 2922.19.96) | Free | No change | No change | |
| 9902.03.93 | (2S,3S,4R)-2-Amino-1,3,4-octadecanetriol hydrochloride (Phytosphingosine HCl) (CAS No. 154801-32-8) (provided for in subheading 2922.19.96) | Free | No change | No change | |
| 9902.03.94 | 2-Amino-4-methylphenol (CAS No. 95-84-1) (provided for in subheading 2922.29.10) | 3.7% | No change | No change | |
| 9902.03.95 | 4,4'-[1,3-Phenylenebis(oxy)]dianiline (CAS No. 2479-46-1) (provided for in subheading 2922.29.61) | Free | No change | No change | |
| 9902.03.96 | 4-Methoxy-2-methyl-N-phenylaniline (CAS No. 41317-15-1) (provided for in subheading 2922.29.61) | Free | No change | No change | |
| 9902.03.97 | N-(2,4-Dimethylphenyl)-4-methoxy-2-methylaniline (CAS No. 41374-20-3) (provided for in subheading 2922.29.61) | Free | No change | No change | |
| 9902.03.98 | p-Cresidinesulfonic acid (4-amino-5-methoxy-2-methylbenzenesulfonic acid) (CAS No. 6471-78-9) (provided for in subheading 2922.29.81) | Free | No change | No change | |
| 9902.03.99 | 2-Methoxy-5-methylaniline (CAS No. 120-71-8) (provided for in subheading 2922.29.81.90) | Free | No change | No change |
Estimate the US duty runs in your browser · no caps
Enter the customs value (and quantity, when a rate is per-unit) to estimate the general-rate duty per HTS line. Estimates exclude Section 232/301 surcharges, MPF/HMF and fees. Not a customs ruling.
United Kingdom - commodity codes under 9902.03
Source: UK Integrated Online Tariff (Open Government Licence v3.0). Declarable 10-digit codes go on the customs declaration; check the official page for the current duty and VAT measures.
No UK declarable lines under this subheading in the current tariff.
Not a customs ruling. Classification is determined by the importing country's customs authority and depends on the exact product. This page is reference information from official published schedules, not legal advice. For a binding decision, request a ruling (US: CBP CROSS · UK: HMRC ATaR · EU: BTI).
Nearby codes in heading 9902
The subheadings immediately before and after 9902.03 in chapter 99.
9902.01 Frozen, boiled glutinous corn (other than sweet corn), not reduced in size (provided for i
9902.02 p-Toluenesulfonic acid (4-methylbenzenesulfonic acid hydrate (1:1)) (CAS No. 6192-52-5) (p
9902.04 4,4'-Oxydianiline (CAS No. 101-80-4) (provided for in subheading 2922.29.81)
9902.05 S-Ethyl dipropyl(thiocarbamate) (EPTC) (CAS No. 759-94-4) (provided for in subheading 2930
9902.06 2-Chloro-6-(trichloromethyl)pyridine (CAS No. 1929-82-4) (provided for in subheading 2933.
Sources: U.S. International Trade Commission, Harmonized Tariff Schedule (public domain) · EU Combined Nomenclature © European Union, Eurostat (Decision 2011/833/EU) · UK Integrated Online Tariff, contains public sector information licensed under the Open Government Licence v3.0. Data refreshed weekly. Details on About & Data Sources.
Frequently asked questions
Common questions about HS code 9902.03.
What is HS code 9902.03?
HS code 9902.03 covers: Naphthalene-1,8:4,5-tetracarboxylic dianhydride (CAS No. 81-30-1) (provided for in subheading 2917.39.70). It belongs to chapter 99 (US temporary legislation and trade remedies), a US-only chapter outside the international Harmonized System.
What is the US import duty for HS code 9902.03?
The US general (normal trade relations) rates under this subheading range: Free - 5.5%. Preference programs and Section 232/301 surcharges can change the effective rate; see the HTS lines for detail.