# United States tariff lines under HS 2936.22

> The United States tariff splits HS 2936.22 (vitamins and their derivatives, unmixed: Vitamin B1 and its derivatives) into 1 national line: 2936.22.00.00 (vitamin B1 (Thiamine) and its derivatives). Every United States line under 2936.22 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/293622
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 29](https://border.bot/countries/united-states/hs-codes/29) / [2936.22](https://border.bot/countries/united-states/hs-codes/293622)

## Key facts

- HS subheading: [2936.22](https://border.bot/hs-codes/293622)
- Duty (MFN): Free
- National lines: 1
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 29: Organic chemicals

## United States lines under 2936.22

The United States tariff splits HS 2936.22 (vitamins and their derivatives, unmixed: Vitamin B1 and its derivatives) into 1 national line: 2936.22.00.00 (vitamin B1 (Thiamine) and its derivatives).

Every United States line under 2936.22 is free of general (MFN) duty.

- [2936.22.00.00](https://border.bot/countries/united-states/hs-codes/2936220000) Vitamins and their derivatives, unmixed, Vitamin B1 (Thiamine) and its derivatives. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 2936.22 yet.

- [The Harmonized System text for 2936.22](https://border.bot/hs-codes/293622)

- Previous subheading: [2936.21](https://border.bot/countries/united-states/hs-codes/293621) 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
- Next subheading: [2936.23](https://border.bot/countries/united-states/hs-codes/293623) 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

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 2936.22?

The United States tariff splits HS 2936.22 (vitamins and their derivatives, unmixed: Vitamin B1 and its derivatives) into 1 national line: 2936.22.00.00 (vitamin B1 (Thiamine) and its derivatives).

### What is the duty on HS 2936.22 in the United States?

Every United States line under 2936.22 is free of general (MFN) duty.

## Sources and updates

The tariff lines for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The duty rates for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

The trade programmes for the United States come from border.bot release 1 (edition 2026HTSRev21), read from the publisher’s files, and have been live since 9 October 2026.

This page was last updated on 9 October 2026.

Guidance from published tariff data, not a binding ruling. For a decision customs must follow, apply to the destination’s customs authority for a binding tariff ruling.

Official source files:

- https://hts.usitc.gov/reststop/exportList?from=0000000000&to=9999999999&format=CSV&styles=false

Machine-readable: https://border.bot/countries/united-states/hs-codes/293622.json