# United States tariff line 5101.30.10.00: Unimproved wool; other wool, not finer than 40s

> In the United States tariff, line 5101.30.10.00 covers carbonized, not processed in any manner beyond the carbonized condition, unimproved wool; other wool, not finer than 40s. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 5101.30 in heading 51.01 (chapter 51).

Source: https://border.bot/countries/united-states/hs-codes/5101301000
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 51](https://border.bot/countries/united-states/hs-codes/51) / [5101.30](https://border.bot/countries/united-states/hs-codes/510130) / [5101.30.10.00](https://border.bot/countries/united-states/hs-codes/5101301000)

## Key facts

- Tariff line: 5101.30.10.00
- Covers: Carbonized, not processed in any manner beyond the carbonized condition, unimproved wool; other wool, not finer than 40s
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [5101.30](https://border.bot/hs-codes/510130)

## What this line covers

In the United States tariff, line 5101.30.10.00 covers carbonized, not processed in any manner beyond the carbonized condition, unimproved wool; other wool, not finer than 40s.

Its legal text is “Unimproved wool; other wool, not finer than 40s”, read under “Carbonized” and “Not processed in any manner beyond the carbonized condition”.

## How it is structured

It falls under HS subheading 5101.30 in heading 51.01 (chapter 51). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 51: Wool, fine or coarse animal hair; horsehair yarn and woven fabric
- Heading 51.01: Wool, not carded or combed
- Subheading 5101.30: Carbonized
- Within the subheading: Not processed in any manner beyond the carbonized condition
- Line 5101.30.10.00: Unimproved wool; other wool, not finer than 40s

## 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 5101.30 yet.

- [The Harmonized System text for 5101.30](https://border.bot/hs-codes/510130)

## Other lines under 5101.30

- [5101.30.15.00](https://border.bot/countries/united-states/hs-codes/5101301500) Other wool, finer than 40s but not finer than 44s
- [5101.30.30.00](https://border.bot/countries/united-states/hs-codes/5101303000) Other wool, finer than 44s but not finer than 46s
- [5101.30.40.00](https://border.bot/countries/united-states/hs-codes/5101304000) Other
- [5101.30.65.00](https://border.bot/countries/united-states/hs-codes/5101306500) Unimproved wool; other wool, not finer than 46s
- [5101.30.70.00](https://border.bot/countries/united-states/hs-codes/5101307000) Other

- Previous line: [5101.29.70.00](https://border.bot/countries/united-states/hs-codes/5101297000) Other
- Next line: [5101.30.15.00](https://border.bot/countries/united-states/hs-codes/5101301500) Other wool, finer than 40s but not finer than 44s

## Frequently asked questions

### What does tariff line 5101.30.10.00 cover in the United States tariff?

In the United States tariff, line 5101.30.10.00 covers carbonized, not processed in any manner beyond the carbonized condition, unimproved wool; other wool, not finer than 40s.

### What is the general (MFN) duty on 5101.30.10.00 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/5101301000.json