# United States tariff line 3822.12.00.00: For Zika and other diseases transmitted by mosquitoes of the genus Aedes

> In the United States tariff, line 3822.12.00.00 covers diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, for Zika and other diseases transmitted by mosquitoes of the genus Aedes. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 3822.12 in heading 38.22 (chapter 38).

Source: https://border.bot/countries/united-states/hs-codes/3822120000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 38](https://border.bot/countries/united-states/hs-codes/38) / [3822.12](https://border.bot/countries/united-states/hs-codes/382212) / [3822.12.00.00](https://border.bot/countries/united-states/hs-codes/3822120000)

## Key facts

- Tariff line: 3822.12.00.00
- Covers: Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, for Zika and other diseases transmitted by mosquitoes of the genus Aedes
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [3822.12](https://border.bot/hs-codes/382212)

## What this line covers

In the United States tariff, line 3822.12.00.00 covers diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, for Zika and other diseases transmitted by mosquitoes of the genus Aedes.

Its legal text is “For Zika and other diseases transmitted by mosquitoes of the genus Aedes”, read under “Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits”.

## How it is structured

It falls under HS subheading 3822.12 in heading 38.22 (chapter 38). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 38: Miscellaneous chemical products
- Heading 38.22: Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, other than those of heading 3006; certified reference materials
- Subheading 3822.12: Diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits
- Line 3822.12.00.00: For Zika and other diseases transmitted by mosquitoes of the genus Aedes

## Duty

Goods under this line enter free of general (MFN) duty.

## In other countries

No other national tariff on border.bot has live lines under 3822.12 yet.

- [The Harmonized System text for 3822.12](https://border.bot/hs-codes/382212)

- Previous line: [3822.11.00.00](https://border.bot/countries/united-states/hs-codes/3822110000) For malaria
- Next line: [3822.13.00.00](https://border.bot/countries/united-states/hs-codes/3822130000) For blood-grouping

## Frequently asked questions

### What does tariff line 3822.12.00.00 cover in the United States tariff?

In the United States tariff, line 3822.12.00.00 covers diagnostic or laboratory reagents on a backing, prepared diagnostic or laboratory reagents whether or not on a backing, whether or not put up in the form of kits, for Zika and other diseases transmitted by mosquitoes of the genus Aedes.

### What is the general (MFN) duty on 3822.12.00.00 in the United States?

Goods under this line enter 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/3822120000.json