Harmonized Tariff Schedule of the United States · HTS code · HS 2309.90

2309.90.42

2309.90.42: Other animal feed preparations: Described in general note 15 of the tariff schedule and entered pursuant to its provisions

Other animal feed preparations

Not declarable on its own: use one of its 2 subdivisions Data: Harmonized Tariff Schedule of the United States · checked on 24 October 2026

  1. 2309 Preparations of a kind used in animal feeding:
  2. 2309.90 Other:
  3. Other:
  4. Animal feeds containing milk or milk derivatives:
  5. Other:
  6. 2309.90.42 Described in general note 15 of the tariff schedule and entered pursuant to its provisions

What you pay

Importing into USA

Customs duty 7.5% standard rate depends on the country of origin
Additional duties and charges 1 additional measure
VAT no federal VAT; a Merchandise Processing Fee of 0.3464 % is charged on formal entries
Duty calculatorCalculate duty and taxes →

US additional duties of HTS chapter 99 in force on 22 October 2026 are included (Section 301, 232, 338 and 201). IEEPA duties are no longer collected after the Supreme Court ruling of February 2026. Conditional exemptions (US content, end use, metal share) are not computed: check the provision.

Additional duties and import rules

Charges on top of the customs duty, and rules the goods must meet at the border.

Additional duties and charges 1

  • Additional dutySection 301 — China — technology transfer, IP and innovation (2018 actions and 2024 four-year review) 7.5%
    Applies to goods from
    China
    In force
    from 1 September 2019
    Legal act
    HTSUS 9903.88.15

Preferential rates by country

Agreement or schemeCountriesRate
General (MFN)—7.5%
US–Australia FTA AUAustraliaFree
US–Bahrain FTA BHBahrainFree
US–Chile FTA CLChileFree
US–Colombia TPA COColombiaFree
US–Israel FTA ILIsraelFree
US–Jordan FTA JOJordanFree
US–Korea FTA KRSouth KoreaFree
US–Morocco FTA MAMoroccoFree
US–Oman FTA OMOmanFree
CAFTA-DR PCosta Rica, Dominican Republic, El Salvador, Guatemala, Honduras, NicaraguaFree
US–Panama TPA PAPanamaFree
US–Peru TPA PEPeruFree
USMCA SCanada, MexicoFree
US–Singapore FTA SGSingaporeFree
Column 2Cuba, North Korea, Russia, Belarus20%

Special: reduced rates under trade agreements and preference programmes; the letters in brackets name the programmes (for example AU = Australia FTA, KR = Korea FTA).

Subdivisions

  1. 2309.90.42 Described in general note 15 of the tariff schedule and entered pursuant to its provisions 7.5%
  2. 2309.90.42.10 Milk replacer kg
  3. 2309.90.42.90 Other kg

Same subheading in other tariffs

2309.90 Preparations of a kind used in animal feeding: other

UK Free – 12% Third-country duty 64 tariff lines · average 6.3% · 43× specific or compound duty EU Free – 12% Third-country duty 15 tariff lines · average 6.4% · 11× specific or compound duty Türkiye Free – 7.8% Third-country duty 19 tariff lines · average 6.8% Canada Free – 10.5% Third-country duty 30 tariff lines · average 2.3% · 1× specific or compound duty Mexico Free – 20% Third-country duty 4 tariff lines · average 5% Brazil Free – 12.6% Third-country duty 8 tariff lines · average 4.3% Argentina Free – 20% Third-country duty 30 tariff lines · average 8.1% Peru Free Third-country duty 4 tariff lines New Zealand Free – 5% Third-country duty 8 tariff lines · average 4.4% Japan Free – 12.8% Third-country duty 11 tariff lines · average 2.4% · 3× specific or compound duty Taiwan Free Third-country duty 14 tariff lines GCC 5% Third-country duty 14 tariff lines Switzerland Free Third-country duty 10 tariff lines · 6× specific or compound duty Norway Free – 156% Third-country duty 12 tariff lines · average 44.6% · 5× specific or compound duty North Macedonia 1% – 5% Third-country duty 17 tariff lines · average 4.4% Nigeria 5% – 10% Third-country duty 2 tariff lines · average 7.5%

USA lines: 2309.90

Binding rulings for similar goods

Decisions of U.S. Customs and Border Protection (CROSS) and HMRC (Advance Tariff Rulings) on goods classified here. A ruling binds only its holder, but shows how the authorities classify similar goods. The descriptions are the authorities’ own, in English.

  • N361842 U.S. CBP 5 June 2026 · 2309.90.95.00

    The tariff classification of Feed Additives from Germany

  • N361822 U.S. CBP 4 June 2026 · 2309.90.95.00

    The tariff classification of Feed Additives from France

  • N357473 U.S. CBP 28 January 2026 · 2309.90.95.00

    The tariff classification of Poultry Nutritional Supplements from Canada

  • N347989 U.S. CBP 13 May 2025 · 2309.90.95.00

    The tariff classification of Feed Additive from South Korea

  • 600016284 HMRC 8 September 2026 – 7 September 2029 · 2309 90 96 96

    Mineral feed for use in animal nutrition. The product is a source of biologically active components designed to counteract the effects of a wide range of mycotoxins and endotoxins present in animal feedstuffs by binding or transforming them into inactive or unavailable forms. The production…

  • 600015501 HMRC 12 May 2026 – 11 May 2029 · 2309 90 96 96

    The product is a complementary daily feed for equine use only. It is used to maintain general health and soundness in horses. It is made of turmeric and black pepper powder mix. It is packaged in 2 kg bags that are made from polyethylene and polyamide plastic.

  • 600015308 HMRC 10 April 2026 – 9 April 2029 · 2309 90 31 99

    A horse food supplement made from Marigold (Calendula) and Cleavers (Galium aparine).The ingredients are blended together and packaged in 1 kg bags.This is a complementary feed for equine use only

  • 600013421 HMRC 6 October 2025 – 5 October 2028 · 2309 90 96 95

    Hydrogel, this is a product used to re hydrate rodents whilst in transit. This is a gelatinous semi solid product. It is designed for oral application. The item contains water and a gelling agent. The gelling agent acts as a thickner, to prevent spillages during consumption . Ingredients: Water…

49 rulings in total for this code

Legal notes

Note

1. Heading 2309 includes products of a kind used in animal feeding, not elsewhere specified or included, obtained by processing vegetable or animal materials to such an extent that they have lost the essential characteristics of the original material, other than vegetable waste, vegetable residues and by-products of such processing.

Additional notes

1. Subheadings 23031011 and 23031019 include only residues from the manufacture of starch from maize and do not cover blends of such residues with products derived from other plants or products derived from maize otherwise than in the course of the production of starch by the wet process.

Their starch content shall not exceed 28 % by weight on the dry product, in accordance with the method contained in Annex III, part K, to Commission Regulation (EC) No 152/2009, and their fat content shall not exceed 4,5 % by weight on the dry product, determined in accordance with the method contained in Annex III, part G, to Regulation (EC) No 152/2009.

2. Subheading 23069005 includes only residues from the extraction of oil of germs of maize and containing the following ingredients in the quantities specified, calculated by weight on the dry product:

  1. (a) products of an oil content of less than 3 %:

    • starch content: less than 45 %,

    • protein content (nitrogen content × 6,25): not less than 11,5 %;

  2. (b) products of an oil content of not less than 3 % and not more than 8 %:

    • starch content: less than 45 %,

    • protein content (nitrogen content × 6,25): not less than 13 %.

Moreover, such residues shall not contain ingredients which are not obtained from maize grains.

For the determination of the starch and protein content, the methods set out in Regulation (EC) No 152/2009, Annex III, parts K and C, are to be applied.

For the determination of the oil and moisture content, the methods set out in Regulation (EC) No 152/2009, Annex III, parts G and A, respectively, are to be applied.

Products containing components from parts of maize grains which have been added after processing and have not been subjected to the oil extraction process are excluded.

3. For the purposes of subheadings 23070011, 23070019, 23080011 and 23080019, the following expressions shall have the meanings hereby assigned to them:

  • ‘actual alcoholic strength by mass’: the number of kilograms of pure alcohol contained in 100 kg of the product,

  • ‘potential alcoholic strength by mass’: the number of kilograms of pure alcohol capable of being produced by total fermentation of the sugars contained in 100 kg of the product,

  • ‘total alcoholic strength by mass’: the sum of the actual and potential alcoholic strengths by mass,

  • ‘% mas’: the symbol for alcoholic strength by mass.

4. For the purposes of subheadings 23091011 to 23091070 and 23099031 to 23099070, the expression ‘milk products’ means the products of headings 0401, 0402, 0404, 0405 and 0406 and of subheadings 04032011 to 04032039, 04039011 to 04039069, 17021100, 17021900 and 21069051.

5. Subheading 23099020 includes only residues from the manufacture of starch from maize, and does not cover blends of such residues with products derived from other plants or products derived from maize otherwise than in the course of the production of starch by the wet process, containing:

  • screenings from maize used in the wet process in a proportion not exceeding 15 % by weight, and/or

  • residues of maize steep-water, from the wet process, including residues of steep-water used for the manufacture of alcohol or of other starch derived products.

These products may also contain residues from the extraction of maize germ oil by the wet milling process.

Their starch content shall not exceed 28 % by weight on the dry product in accordance with the method contained in Annex III, part K, to Regulation (EC) No 152/2009, their fat content shall not exceed 4,5 % by weight on the dry product determined in accordance with the method contained in Annex III, part G, to Regulation (EC) No 152/2009, and their protein content shall not exceed 40 % on the dry product determined in accordance with the method contained in Annex III, part C, to Regulation (EC) No 152/2009.

Chapter notes: Chapter 23 →

In the Harmonized Tariff Schedule of the United States, 2309.90.42 is one of 10 lines under subheading 2309.90, preparations of a kind used in animal feeding: other.

The general duty is 7.5%.

2 statistical sub-lines below it are used in the declaration.

For the same subheading, the UK duty is 0%–12%, the EU duty is 0%–12%, the Türkiye duty is 0%–7.8%, the Canada duty is 0%–10.5%, the Mexico duty is 0%–20%, the Brazil duty is 0%–12.6%, the Argentina duty is 0%–20%, the Peru duty is free, the New Zealand duty is 0%–5%, the Japan duty is 0%–12.8%, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is 0%–156%, the North Macedonia duty is 1%–5% and the Nigeria duty is 5%–10%.

The United States imported goods of subheading 2309.90 worth US$1bn in 2024; the largest supplier was Canada.

Questions and answers

What is the USA import duty for HTS code 2309.90.42?

The general duty in the Harmonized Tariff Schedule of the United States is 7.5%. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.

Is there a lower rate for 2309.90.42 under US trade agreements?

Yes. The Special column reads “Free (A+,AU, BH, CL, CO,D,E, IL, JO, KR, MA, OM,P, PA, PE,S, SG)”: the letters in brackets name the agreements and programmes that grant it.

Where does the United States import these goods from?

For subheading 2309.90 as a whole, the largest supplier in 2024 was Canada (US$226m), followed by Indonesia.

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Typical products

Everyday names, not part of the legal text.