2936.27.00.00
Vitamin C (Ascorbic acid) and its derivatives
Provitamins and vitamins, natural or reproduced by synthesis (including natural concentrates), derivatives thereof used primarily as vitamins, and intermixtures of the foregoing, whether or not in any solvent: Vitamins and their derivatives, unmixed
Duty rates
Column 1 (General / MFN)
Free
Column 2 (Non-NTR)
25%
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United States, before 12:01 a.m. eastern standard time on February 24, 2026; and (2) are entered for consumption, or withdrawn from warehouse for consumption, before 12:01 a.m. eastern standard time on February 28, 2026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
Related CBP rulings
The tariff classification of Ascorbic Acid (CAS No. 50-81-7) in bulk powder form, from China
Ascorbic Acid, also known as Vitamin C is a water-soluble vitamin essential for various bodily functions and increases resistance to infections. It is used to prevent and treat scurvy, a disease caused by vitamin C deficiency. In your lette
The tariff classification of various chemical compounds in bulk form, from China
Below are the descriptions you provided on the following chemicals: Item 1 Cefsulodin (SCE-129, CAS No. 52152-93-9) is a third generation cephalosporin antibiotic used as a selective agent in isolation media such as Yersinia Selective Agar,
The tariff classification of Hydroxocobalamin Hydrochloride (CAS No. 59461-30-2) in bulk powder form, from Spain
We apologize for the delay as the information was sent to our laboratory for analysis. Hydroxocobalamin Hydrochloride is also known as vitamin B12 in the hydrochloride form that is used to treat vitamin B12 deficiency including pernicious a
The tariff classification of Calcifediol Monohydrate (CAS No. 63283-36-3) in bulk powder form, from Netherlands
We apologize for the delay as the information was sent to our laboratory for analysis. The subject product, Calcifediol Monohydrate, is a derivative of cholecalciferol (Vitamin D3) in the monohydrate form and a metabolite of vitamin D3. It
The tariff classification of the Calcitriol (CAS-32222-06-3) in bulk powder form, from the Netherlands
The subject product, Calcitriol, is a biologically active form of Vitamin D3 in intestinal calcium transport and bone calcium resorption. It is indicated for use in the management of hypocalcemia and the resultant metabolic bone disease in
Application for Further Review of Protest No. 0901-2009-100204; classification of Rovimix® Stay-C®35
Rovimix® Stay-C® 35 is described as a beige spray-dried powder consisting primarily of the monophosphate ester of L-asorbic acid as well as small quantities of diphosphate and triphosphate ester, silicone dioxide, and inorganic compounds pr
The tariff classification of Natural Mixed Tocopherols 90% in bulk form, from Argentina
The subject product, Natural Mixed Tocopherols 90%, is described as a clear brownish viscous oil containing mixed tocopherols obtained from edible vegetable oils. One gram contains 900 mg of total d-a-, d-ß-, d-?- and d-d- tocopherols. The
The tariff classification of Natural Vitamin E 1000 90% in bulk form, from Argentina
The subject product, Natural Vitamin E 1000, is described as a clear, from amber to reddish viscous oil obtained from sunflower oil. One gram of product contains not less than 671 mg of d-a-tocopherol, equivalent to 1000 International Units
The tariff classification of Vitamin E Acetate 96% (CAS-7695-91-2) Oil in bulk form, from China
The subject product, Vitamin E Acetate 96%, is a clear, viscous, oily liquid, and is also known as Tocopheryl Acetate, Vitamin E Oil synthetic. The chemical name is 2H-1-Benzopyran-6-ol, 3,4-dihydro-2,5,7,8-tetramethyl-2-[4,8,12-trimethylti
The tariff classification of Grindox™ Ascorbyl Palmitate from Denmark
The subject product, Grindox™ Ascorbyl Palmitate (GAP), is an ester formed from ascorbic acid and palmitic acid creating a fat-soluble form of vitamin C. It is also described as a food grade antioxidant and is used as a food additive and an
The tariff classification of Ciclopirox Olamine (CAS-41621-49-2), Mecobalamin (CAS-13422-55-4) and Methylprednisolone (CAS-83-43-2), imported in bulk form, from Spain and Italy
The first product, Ciclopirox Olamine, is an antifungal drug. The second product, Mecobalamin, also known as “Methylcobalamin,” is one of the biologically active forms of Vitamin B12. The third product, Methylprednisolone, is a synthetic co
The tariff classification of Hydroxocobalamin Acetate (CAS-22465-48-1), imported in bulk form, from Spain
The subject product, Hydroxocobalamin Acetate (aka “Acetatocobalamin”), which you refer to as “Hydroxocobalamine Acetate,” is the acetate salt of Hydroxocobalamin (CAS-13422-51-0), which is prepared from Cyanocobalamin (Vitamin B12). Hxdro
Other codes in heading 2936
Duty by origin country
The rate above is the statutory base. Total landed duty depends on origin — see the calculated rate for 2936.27.00.00 from each major US trading partner.
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