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HS Codes

Harmonized System Code (HS) Lookup & Finder

Your HS codes determine your compliance, your admissibility, and which supply chain advantages you can capture. See how precision classification can protect your finances and unlock greater strategy.

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U.S. Harmonized Tariff Schedule

U.S. Tariff Rates

Heading / Subheading
Article Description
Unit of Quantity
General
Special
Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives
Free (
AU
,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Other
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A+
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
K,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
*,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
K,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Fumaric acid
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Maleic acid; succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane; glutaric acid derived in whole or in part from cyclopentanone; andanhydrides, halides, peroxides, peroxyacids and other derivatives of adipic acid, of fumaric acid derived in whole or in part from aromatic hydrocarbons, of maleic acid, of succinnic acid derived in whole or in part from maleic anhydride or from cyclohexane or of glutaric acid derived in whole or in part from cyclopentanone, not elsewhere specified or included
Other
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
K,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A+
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
K,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Other
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
K,
KR,
L,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
K,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A+
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Free (
A+
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Other
Free (
A
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
MA,
OM,
P,
PA,
PE,
S,
SG
)
Other
Free (
A+
,
AU,
BH,
CL,
CO,
D,
E,
IL,
JO,
KR,
L,
MA,
OM,
P,
PA,
PE,
S,
SG
)

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