This directory combines historical reference rows with separately labelled national sources. Read the source title, observation date, printed units and conditions on each entry. National source observations do not establish all measures applicable to a shipment.

United States Customs Tariff for HS Code 300251

Cell cultures, whether or not modified; cell therapy products

USITC 2026 HTS Revision 19

26,806 official source entries are searchable. Checked 2026-09-22; edition published 2026-09-15.

Printed tariff and statistical lines from this edition, separate from historical WITS averages. Blank duty cells are not a confirmed zero. Review the parent tariff line, general and chapter notes, chapter 99, origin, exclusions, quotas and additional duties. No shipment total or special-rate eligibility is calculated. The edition publication date is not a line-level effective date.

Official schedule and source documentation

Official entries matching 300251

3002.51.00.00

Human blood; animal blood prepared for therapeutic, prophylactic or diagnostic uses; antisera, other blood fractions and immunological products, whether or not modified or obtained by means of biotechnological processes; vaccines, toxins, cultures of micro-organisms (excluding yeasts) and similar products; cell cultures, whether or not modified: › Cell cultures, whether or not modified:

Cell therapy products

Source units: kg

Column 1 — General: Free
Column 1 — Special (eligibility required): No amount printed on this row; not a confirmed zero.
Column 2: Free

Official source for this code

WITS 2023 historical MFN average

Reported average: 0%.

Source year: 2023. Classification: HS 2022 (H6). Checked 2026-09-14.

National lines included: 1 of 1. Excluded from the average: 0.

Reported ad-valorem range: 0%–0%.

Reported historical ad-valorem MFN simple average for 2023, not a national tariff schedule. No preferential rates, additional duties, VAT, excise or import permissions are determined.

Not a current 2026 national duty. The HS6 average does not determine the duty of a particular national subdivision, origin or shipment.

WITS observation for this code and year

UN Comtrade H6 descriptions (HS 2022)

WITS API definitions: reported averages and excluded national lines

Direct HS code answer for United States

United States HS Code 300251: 0.00% (2023 MFN average)

The source reports an indicative HS6 MFN average of 0.00% (2023 MFN average) for Cell cultures, whether or not modified; cell therapy products.Source status: not assessed. Verify the exact national tariff line, origin treatment, taxes, restrictions, and current customs guidance before using this information in a declaration.

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Customs tariff summary

Country: United States
HS / tariff code: 300251
Description: Cell cultures, whether or not modified; cell therapy products
Chapter: 30 —
Heading: 3002
Subheading: 300251
Indicative MFN HS6 average: 0.00% (2023 MFN average)
VAT / tax: Check local VAT and excise rules for the import destination.
Unit / basis: Not listed in this tariff line
Source / vintage: WITS / UNCTAD TRAINS — 2023 MFN HS6 reference

Historical MFN average

0.00% (2023 MFN average)

Import permission

not assessed

Import planning

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Details

HS Code: 300251
Chapter: 30 —
Heading: 3002
Subheading: 300251

Compare HS code 300251 across GCC countries

Each destination shows its own source label. Oman uses its national schedule; Qatar and UAE entries may cite their separately published references and unresolved exceptions. Other entries retain the historical GCC reference. National codes, duty notes, restrictions and tax treatment can differ; verify with the destination customs authority.

Saudi ArabiaSearch parent HS 300251 United Arab EmiratesSearch parent HS 300251 OmanSearch parent HS 300251 QatarSearch parent HS 300251 KuwaitSearch parent HS 300251 BahrainSearch parent HS 300251

Related HS Codes (Heading 3002)

HS Code	Description	Duty
300212	Blood, human or animal, antisera, other blood fractions and immunological products; antisera and other blood fractions	0.00% (2023 MFN average)WITS 2023 historical MFN average
300213	Blood, human or animal, antisera, other blood fractions and immunological products; immunological products, unmixed, not put up in measured doses or in forms or packings for retail sale	0.00% (2023 MFN average)WITS 2023 historical MFN average
300214	Blood, human or animal, antisera, other blood fractions and immunological products; immunological products, mixed, put up in measured doses or in forms or packings for retail sale	0.00% (2023 MFN average)WITS 2023 historical MFN average
300215	Blood, human or animal, antisera, other blood fractions and immunological products; immunological products, put up in measured doses or in forms or packings for retail sale	0.00% (2023 MFN average)WITS 2023 historical MFN average
300241	Vaccines, toxins, cultures of micro-organisms (excluding yeasts) and similar products; for human medicine	0.00% (2023 MFN average)WITS 2023 historical MFN average
300242	Vaccines, toxins, cultures of micro-organisms (excluding yeasts) and similar products; for veterinary medicine	0.00% (2023 MFN average)WITS 2023 historical MFN average
300249	Toxins, cultures of micro-organisms (excluding yeasts) and similar products; n.e.c. in item 3002.3	0.00% (2023 MFN average)WITS 2023 historical MFN average
300259	Cell cultures, whether or not modified; other cell cultures not including cell therapy products	0.00% (2023 MFN average)WITS 2023 historical MFN average
300290	Toxins, cultures of micro-organisms (excluding yeasts) and similar products	0.00% (2023 MFN average)WITS 2023 historical MFN average

Data source: WITS/UNCTAD TRAINS (MFN 2022). Values are indicative HS6 MFN averages, not shipment-specific applied rates. Import permission and restrictions are not assessed. Historical reference rates exclude VAT, excise and other national measures. Separate national entries preserve the columns printed by their source; these are not a complete shipment assessment. Full disclaimer.