2836.30.00.00

Sodium hydrogencarbonate (Sodium bicarbonate)

Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate

Unit: kg Heading: 2836 Chapter: 28 As of May 1, 2026

Duty rates

Column 1 (General / MFN)

Free

Column 2 (Non-NTR)

Free

The rates above are statutory column rates. Trade remedies in Chapter 99 (Section 301, 232, IEEPA, reciprocal) and FTA preferences can change the duty owed on a given entry — see below.

Trade measures (Chapter 99)

9903.03.01

The duty provided in the applicable subheading + 10%

Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.02

The duty provided in the applicable subheading

Articles the product of any country that (1) were loaded onto a vessel at the port of loading and in transit on the final mode of transit prior to entry into the United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026

Effective from February 24, 2026 through July 24, 2026

9903.03.03

The duty provided in the applicable subheading

Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.04

The duty provided in the applicable subheading

Articles the product of any country, as provided for in subdivision (aa)(iii) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.05

The duty provided in the applicable subheading

Articles of civil aircraft (all aircraft other than military aircraft); their engines, parts and components; their other parts, components and subassemblies; and ground flight simulators and their parts and components of any country, provided for in subdivision (aa)(iv) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.06

The duty provided in the applicable subheading

Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter

Effective from February 24, 2026 through July 24, 2026

9903.03.07

The duty provided in the applicable subheading

Articles the product of Canada, as provided for in subdivision (aa)(vi) of U.S. note 2 to this subchapter

Applies to origin: CA

Effective from February 24, 2026 through July 24, 2026

9903.03.08

The duty provided in the applicable subheading

Articles the product of Mexico, as provided for in subdivision (aa)(vii) of U.S. note 2 to this subchapter

Applies to origin: MX

Effective from February 24, 2026 through July 24, 2026

9903.03.09

The duty provided in the applicable subheading

Articles of textiles or apparel the product of Costa Rica, the Dominican Republic, El Salvador, Guatemala, Honduras or Nicaragua, as provided for in subdivision (aa)(viii) of U.S. note 2 to this subchapter

Applies to origin: CR, SV, GT, HN, NI, DO

Effective from February 24, 2026 through July 24, 2026

9903.03.10

The duty provided in the applicable subheading

Articles that are donations, by persons subject to the jurisdiction of the United States, such as food, clothing and medicine, intended to be used to relieve human suffering

Effective from February 24, 2026 through July 24, 2026

9903.03.11

The duty provided in the applicable subheading

Articles that are informational materials, including but not limited to publications, films, posters, phonograph records, photographs, microfilms, microfiche, tapes, compact disks, CD ROMs, artworks and news wire feeds

Applies to origin: IL

Effective from February 24, 2026 through July 24, 2026

9903.88.03

LIST_1

The duty provided in the applicable subheading + 25%

Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)

Applies to origin: CN

Effective from August 23, 2018

Related CBP rulings

N348658 May 30, 2025

The tariff classification of Nickel Hydroxycarbonate from Finland

In your request, the subject product is identified as Nickel Hydroxycarbonate, CAS number 12607-70-4. The subject Nickel Hydroxycarbonate is described as a green, odorless compound in powder or granular form.

N333818 July 27, 2023

The tariff classification of a Bath and Shower Bomb Kit from China

In your submission, you describe the product at issue as a retail-ready Bath and Shower Bomb Kit, which you also identify as item number 704012. You indicate that the subject kit consists of an instruction booklet, 2.64 ounces of citric aci

N301781 December 6, 2018

The tariff classification of “Sodium Bicarbonate” from Spain

” In your submission, you describe the product at issue as a single chemically defined compound, intended to be used in the production of food products.

N294908 March 28, 2018

The tariff classification, Country of Origin for Marking Purposes, and Trade Program Eligibility of “Lithium Carbonate” from Bolivia

The tariff classification, Country of Origin for Marking Purposes, and Trade Program Eligibility of “Lithium Carbonate” from Bolivia

N288202 July 24, 2017

The tariff classification of “Manganese Carbonate, CAS # 598-62-9” from Japan

” You have indicated that the product at issue is a chemical compound intended to be used in the production of automotive coatings. Your submission describes “Manganese Carbonate, CAS # 598-62-9” as a white or light brown powder.

N280984 December 1, 2016

The tariff classification of “Bismuth Subcarbonate (CAS No. 5892-10-4)” from China

5892-10-4).” You have stated that the product at issue is intended to be used as an intermediate and will be imported in bulk form. Your submission further describes “Bismuth Subcarbonate (CAS No. 5892-10-4)” as Bismuth (III) carbondate bas

N274874 May 11, 2016

The tariff classification of “Special Rice SSS” from Japan

” You have indicated that the product at issue is 100% percent calcium carbonate, also known as limestone, (CAS # 1317-65-3) and intended to be used as a coloring component in the manufacture of automotive coatings and paints. Your submissi

N260714 February 9, 2015

The tariff classification of sodium percarbonate (CAS# 15630-89-4) from Korea

You have indicated that sodium percarbonate is a chemical adduct of hydrogen peroxide and sodium carbonate.

N194621 December 27, 2011

The tariff classification of Barium carbonate from China

The tariff classification of Barium carbonate from China

N185056 October 12, 2011

The tariff classification of sodium percarbonate (CAS # 15630-89-4) from China.

In your submission, you describe the product as white granules of agricultural/industrial grade.

N183799 October 5, 2011

The tariff classification of Sodium percarbonate (CAS # 15630-89-4) from China.

The product is described as white free-flowing granules used in heady-duty laundry detergents, all-fabric bleaches, textile bleaches, deck cleaners, carpet cleaners, personal care formulations, denture cleaners, and certain food bleaching a

N067479 October 7, 2009

The tariff classification of calcium carbonate /lime mud residue CAS # 1317-65-3 from Canada

The sample of the lime mud residue consisted of calcium carbonate and water. Your descriptive literature and flow charts described the synthetic production of the calcium carbonate.

Other codes in heading 2836

View all codes in heading 2836 →

Duty by origin country

The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 2836.30.00.00 from each major US trading partner.

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