# United States tariff lines under HS 8436.91

> The United States tariff splits HS 8436.91 (parts: Of poultry-keeping machinery or poultry incubators and brooders) into 2 national lines: 8436.91.00.40 (of poultry incubators and brooders) and 8436.91.00.80 (other). Every United States line under 8436.91 is free of general (MFN) duty.

Source: https://border.bot/countries/united-states/hs-codes/843691
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 84](https://border.bot/countries/united-states/hs-codes/84) / [8436.91](https://border.bot/countries/united-states/hs-codes/843691)

## Key facts

- HS subheading: [8436.91](https://border.bot/hs-codes/843691)
- Duty (MFN): Free
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 84: Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof

## United States lines under 8436.91

The United States tariff splits HS 8436.91 (parts: Of poultry-keeping machinery or poultry incubators and brooders) into 2 national lines: 8436.91.00.40 (of poultry incubators and brooders) and 8436.91.00.80 (other).

Every United States line under 8436.91 is free of general (MFN) duty.

- [8436.91.00.40](https://border.bot/countries/united-states/hs-codes/8436910040) Parts, Of poultry-keeping machinery or poultry incubators and brooders, Of poultry incubators and brooders. Duty (MFN): free
- [8436.91.00.80](https://border.bot/countries/united-states/hs-codes/8436910080) Parts, Of poultry-keeping machinery or poultry incubators and brooders, Other. Duty (MFN): free

## In other countries

No other national tariff on border.bot has live lines under 8436.91 yet.

- [The Harmonized System text for 8436.91](https://border.bot/hs-codes/843691)

- Previous subheading: [8436.80](https://border.bot/countries/united-states/hs-codes/843680) Other agricultural, horticultural, forestry, poultry-keeping or bee-keeping machinery, including germination plant fitted with mechanical or thermal equipment; poultry incubators and brooders; parts thereof
- Next subheading: [8436.99](https://border.bot/countries/united-states/hs-codes/843699) Other agricultural, horticultural, forestry, poultry-keeping or bee-keeping machinery, including germination plant fitted with mechanical or thermal equipment; poultry incubators and brooders; parts thereof

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 8436.91?

The United States tariff splits HS 8436.91 (parts: Of poultry-keeping machinery or poultry incubators and brooders) into 2 national lines: 8436.91.00.40 (of poultry incubators and brooders) and 8436.91.00.80 (other).

### What is the duty on HS 8436.91 in the United States?

Every United States line under 8436.91 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/843691.json