Key facts
- HS subheading
- 2927.00
- National lines
- 8
- Tariff
- United States
- Chapter
- 29: Organic chemicals
Summary
The United States tariff splits HS 2927.00 (diazo-, azo- or azoxy-compounds) into 8 national lines: 2927.00.03.00 (4-Aminoazobenzenedisulfonic acid, monosodium salt), 2927.00.06.00 (p-Aminoazobenzenedisulfonic acid; and Diazoaminobenzene (1,3-Diphenyltriazene)), 2927.00.15.00 (1,1'-Azobisformamide), 2927.00.18.00 (1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo, ester with phenyl(2,3,4-trihydroxyphenyl)methanone; 1-Naphthalenesulfonic acid, 3-diazo-3,4-dihydro-4- oxo-ar'-(1-methylethyl) [1,1'-biphenyl]-4-yl ester; 1-Napthanlenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-,(octahydro-4,7-methano-1H-indene-2,5-diyl) bis- (methylene) ester; and 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-, 4-benzoyl-1,2,3-benzenetriyl ester) and 4 others. The general (MFN) duty differs by line: free on 2927.00.03.00, 5.8% on 2927.00.06.00, 3.7% on 2927.00.15.00, free on 2927.00.18.00, 6.5% on 2927.00.25.00, 6.5% on 2927.00.30.00, 6.5% on 2927.00.40.00 and 6.5% on 2927.00.50.00.
United States lines under 2927.00
The United States tariff splits HS 2927.00 (diazo-, azo- or azoxy-compounds) into 8 national lines: 2927.00.03.00 (4-Aminoazobenzenedisulfonic acid, monosodium salt), 2927.00.06.00 (p-Aminoazobenzenedisulfonic acid; and Diazoaminobenzene (1,3-Diphenyltriazene)), 2927.00.15.00 (1,1'-Azobisformamide), 2927.00.18.00 (1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo, ester with phenyl(2,3,4-trihydroxyphenyl)methanone; 1-Naphthalenesulfonic acid, 3-diazo-3,4-dihydro-4- oxo-ar'-(1-methylethyl) [1,1'-biphenyl]-4-yl ester; 1-Napthanlenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-,(octahydro-4,7-methano-1H-indene-2,5-diyl) bis- (methylene) ester; and 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-, 4-benzoyl-1,2,3-benzenetriyl ester) and 4 others.
The general (MFN) duty differs by line: free on 2927.00.03.00, 5.8% on 2927.00.06.00, 3.7% on 2927.00.15.00, free on 2927.00.18.00, 6.5% on 2927.00.25.00, 6.5% on 2927.00.30.00, 6.5% on 2927.00.40.00 and 6.5% on 2927.00.50.00.
- 2927.00.03.004-Aminoazobenzenedisulfonic acid, monosodium saltDuty: Free
- 2927.00.06.00p-Aminoazobenzenedisulfonic acid; and Diazoaminobenzene (1,3-Diphenyltriazene)Duty: 5.8%
- 2927.00.15.001,1'-AzobisformamideDuty: 3.7%
- 2927.00.18.001-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo, ester with phenyl(2,3,4-trihydroxyphenyl)methanone; 1-Naphthalenesulfonic acid, 3-diazo-3,4-dihydro-4- oxo-ar'-(1-methylethyl) [1,1'-biphenyl]-4-yl ester; 1-Napthanlenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-,(octahydro-4,7-methano-1H-indene-2,5-diyl) bis- (methylene) ester; and 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-, 4-benzoyl-1,2,3-benzenetriyl esterDuty: Free
- 2927.00.25.00Photographic chemicalsDuty: 6.5%
- 2927.00.30.00Fast color bases and fast color saltsDuty: 6.5%
- 2927.00.40.00Products described in additional U.S. note 3 to section VIDuty: 6.5%
- 2927.00.50.00OtherDuty: 6.5%
In other countries
No other national tariff on border.bot has live lines under 2927.00 yet.
Frequently asked questions
How many national tariff lines does the United States tariff have under HS 2927.00?
The United States tariff splits HS 2927.00 (diazo-, azo- or azoxy-compounds) into 8 national lines: 2927.00.03.00 (4-Aminoazobenzenedisulfonic acid, monosodium salt), 2927.00.06.00 (p-Aminoazobenzenedisulfonic acid; and Diazoaminobenzene (1,3-Diphenyltriazene)), 2927.00.15.00 (1,1'-Azobisformamide), 2927.00.18.00 (1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo, ester with phenyl(2,3,4-trihydroxyphenyl)methanone; 1-Naphthalenesulfonic acid, 3-diazo-3,4-dihydro-4- oxo-ar'-(1-methylethyl) [1,1'-biphenyl]-4-yl ester; 1-Napthanlenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-,(octahydro-4,7-methano-1H-indene-2,5-diyl) bis- (methylene) ester; and 1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5- oxo-, 4-benzoyl-1,2,3-benzenetriyl ester) and 4 others.
What is the duty on HS 2927.00 in the United States?
The general (MFN) duty differs by line: free on 2927.00.03.00, 5.8% on 2927.00.06.00, 3.7% on 2927.00.15.00, free on 2927.00.18.00, 6.5% on 2927.00.25.00, 6.5% on 2927.00.30.00, 6.5% on 2927.00.40.00 and 6.5% on 2927.00.50.00.
Sources and updates
The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.
This page was last updated on 9 October 2026.
Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.
Official source files: