Heading 2941

HTS code 2941 — Antibiotics

Chapter
29 — Organic chemicals
Tariff lines
13
General duty
General duty rate of 3.5%, with 12 duty-free lines

Tariff lines under heading 2941

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
2941.10.1000Ampicillin and its salts (Antibiotics > Penicillins and their derivatives with a penicillanic acid structure; salts thereof)Freekg
2941.10.2000Penicillin G salts (Antibiotics > Penicillins and their derivatives with a penicillanic acid structure; salts thereof)Freekg
2941.10.3000Carfecillin, sodium; Cloxacillin, sodium; Dicloxacillin, sodium; Flucloxacillin (Floxacillin); and Oxacillin, sodium (Antibiotics > Penicillins and their derivatives with a penicillanic acid structure; salts thereof > Other)Freekg
2941.10.5000Other (Antibiotics > Penicillins and their derivatives with a penicillanic acid structure; salts thereof > Other)Freekg
2941.20.1000Dihydrostreptomycin and its derivatives; salts thereof (Antibiotics > Streptomycins and their derivatives; salts thereof)3.5%g
2941.20.5000Other (Antibiotics > Streptomycins and their derivatives; salts thereof)Freeg
2941.30.0000Tetracyclines and their derivatives; salts thereof (Antibiotics)Freeg
2941.40.0000Chloramphenicol and its derivatives; salts thereof (Antibiotics)Freekg
2941.50.0000Erythromycin and its derivatives; salts thereof (Antibiotics)Freeg
2941.90.1010Aminoglycoside antibiotics (Antibiotics > Other > Natural)Freekg
2941.90.1050Other (Antibiotics > Other > Natural)Freekg
2941.90.3000Aromatic or modified aromatic (Antibiotics > Other > Other)Freekg
2941.90.5000Other (Antibiotics > Other > Other)Freekg

Documents required to import under 2941

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 2941?
HTS heading 2941 covers antibiotics. It sits in Chapter 29 (organic chemicals) of the US Harmonized Tariff Schedule and contains 13 tariff lines.
What is the duty rate for HTS 2941?
General duty rate of 3.5%, with 12 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 2941 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