Heading 2929

HTS code 2929 — Compounds with other nitrogen function

Chapter
29 — Organic chemicals
Tariff lines
18
General duty
General duty rates from 5.8% to 6.5%, with 2 duty-free lines

Tariff lines under heading 2929

Full 10-digit codes with their general (MFN) duty rates. The correct line depends on the product's material, construction, and use.

HTS codeDescriptionGeneral rateUnit
2929.10.1000Toluenediisocyanates (unmixed) (Compounds with other nitrogen function > Isocyanates)6.5%kg
2929.10.1500Mixtures of 2,4- and 2,6-toluenediisocyanates (Compounds with other nitrogen function > Isocyanates)6.5%kg
2929.10.2000Bitolylene diisocyanate (TODI);o-Isocyanic acid, o-tolyl ester; and Xylene diisocyanate (Compounds with other nitrogen function > Isocyanates)5.8%kg
2929.10.2700N-Butylisocyanate; Cyclohexyl isocyanate; 1-Isocyanato-3-(trifluoromethyl) benzene; 1,5-Naphthalene diisocyanate; and Octadecyl isocyanate (Compounds with other nitrogen function > Isocyanates)Freekg
2929.10.30003,4-Dichlorophenylisocyanate (Compounds with other nitrogen function > Isocyanates)6.5%kg
2929.10.35001,6-Hexamethylene diisocyanate (Compounds with other nitrogen function > Isocyanates)6.5%kg
2929.10.5500Products described in additional U.S. note 3 to section VI (Compounds with other nitrogen function > Isocyanates > Other)6.5%kg
2929.10.8010Methylenedi-p-phenylene isocyanate (MDI) (Compounds with other nitrogen function > Isocyanates > Other > Other)6.5%kg
2929.10.8090Other (Compounds with other nitrogen function > Isocyanates > Other > Other)6.5%kg
2929.90.05002,2'-Bis(4-cyanatophenyl)-1,1,1,3,3,3-hexafluoro- propane; 2,2-Bis((4-cyanatophenyl) propane; 1,1-Ethylidenebis (phenyl-4-cyanate); 4,4'-Methylene bis(2,6-dimethylphenylcyanate); and 1,3-Phenylenebis (1-methylethylidenebis) cyanic acid, 1,4-phenylene ester (Compounds with other nitrogen function > Other)Freekg
2929.90.1500Products described in additional U.S. note 3 to section VI (Compounds with other nitrogen function > Other > Other > Aromatic)6.5%kg
2929.90.2000Other (Compounds with other nitrogen function > Other > Other > Aromatic)6.5%kg
2929.90.5015N,N-Dimethylphosphoramidic dichloride (Compounds with other nitrogen function > Other > Other > Other > N,N-Dialkyl (methyl, ethyl,n-propyl or isopropyl) phosphoramidic dihalides)6.5%kg
2929.90.5018Other (Compounds with other nitrogen function > Other > Other > Other > N,N-Dialkyl (methyl, ethyl,n-propyl or isopropyl) phosphoramidic dihalides)6.5%kg
2929.90.5020Dialkyl (methyl, ethyl, n-propyl or isopropyl)-N,N-dialkyl (methyl, ethyl, n-propyl or isopropyl) phosphoramidates (Compounds with other nitrogen function > Other > Other > Other)6.5%kg
2929.90.5030N-(Dialkyl (≤C10, incl. cycloalkyl) amino))alkylidene (H or ≤C10, incl. cycloalkyl) phosphonamidic fluorides and corresponding alkylated or protonated salts (Compounds with other nitrogen function > Other > Other > Other)6.5%kg
2929.90.5040O-Alkyl (H or ≤C10, incl. cycloalkyl) N-(dialkyl (≤C10, incl. cycloalkyl) amino))alkylidene (H or ≤C10, incl. cycloalkyl) phosphoramidofluoridates and corresponding alkylated or protonated salts (Compounds with other nitrogen function > Other > Other > Other)6.5%kg
2929.90.5095Other (Compounds with other nitrogen function > Other > Other > Other)6.5%kg

Documents required to import under 2929

Customs paperwork typically required to import these goods into the United States. Conditional items depend on shipment value, transport mode, or origin.

  • Commercial InvoiceRequired
  • Packing ListRequired
  • Bill of Lading / Airway BillRequired
  • CBP Entry Summary (7501)Required

    Prepared and filed by your customs broker

  • CBP Entry / Release (3461)Required

    Prepared and filed by your customs broker

  • Customs Bond (CBP 301)Conditional

    Required for formal entries — generally shipments valued over $2,500

    Single-entry or continuous bond, obtained through your broker or a surety

  • Importer Security Filing (ISF "10+2")Conditional

    Required for ocean freight only

    Filed electronically at least 24 hours before loading at the foreign port

  • Importer ID Input Record (CBP 5106)Conditional

    Required to establish or update your importer-of-record number with CBP

    One-time setup for a new importer; not filed per shipment

  • Entry Manifest (CBP 7533)Conditional

    Alternative to the 3461 for informal, low-value, or contiguous-country entries

  • Safety Data Sheet (SDS/MSDS)Required
  • EPA TSCA CertificationConditional

    Required for chemical substances regulated under TSCA

  • EPA Notice of Arrival (Form 3540-1)Conditional

    Required for pesticides and devices (typically Ch. 38)

Common questions

What is HTS code 2929?
HTS heading 2929 covers compounds with other nitrogen function. It sits in Chapter 29 (organic chemicals) of the US Harmonized Tariff Schedule and contains 18 tariff lines.
What is the duty rate for HTS 2929?
General duty rates from 5.8% to 6.5%, with 2 duty-free lines. The general rate applies to most-favoured-nation trading partners; goods from countries with a free trade agreement may qualify for a reduced or duty-free special rate.
How many digits does a full HTS code have?
US import entries require the full 10-digit HTS code. Heading 2929 is the first four digits — the remaining six narrow it down to the specific product, which is what determines the duty rate you actually pay.

Related headings in Chapter 29