# United States tariff line 6310.10.20.20: Of man-made fibers

> In the United States tariff, line 6310.10.20.20 covers sorted, of man-made fibers. Goods under this line enter free of general (MFN) duty. It falls under HS subheading 6310.10 in heading 63.10 (chapter 63).

Source: https://border.bot/countries/united-states/hs-codes/6310102020
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 63](https://border.bot/countries/united-states/hs-codes/63) / [6310.10](https://border.bot/countries/united-states/hs-codes/631010) / [6310.10.20.20](https://border.bot/countries/united-states/hs-codes/6310102020)

## Key facts

- Tariff line: 6310.10.20.20
- Covers: Sorted, of man-made fibers
- Duty (MFN): Free
- Additional duties: None recorded
- Restrictions: None recorded
- Tariff: [United States](https://border.bot/countries/united-states)
- HS subheading: [6310.10](https://border.bot/hs-codes/631010)

## What this line covers

In the United States tariff, line 6310.10.20.20 covers sorted, of man-made fibers.

Its legal text is “Of man-made fibers”, read under “Sorted” and “Other”.

## How it is structured

It falls under HS subheading 6310.10 in heading 63.10 (chapter 63). The first six digits are the Harmonized System code; the 4 digits after them are added by the United States tariff.

- Chapter 63: Other made up textile articles; sets; worn clothing and worn textile articles; rags
- Heading 63.10: Used or new rags, scrap twine, cordage, rope and cables, and worn out articles of twine, cordage, rope or cables, of textile materials
- Subheading 6310.10: Sorted
- Within the subheading: Other
- Line 6310.10.20.20: Of man-made fibers

## Duty

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

The rate is published on 6310.10.20.

## In other countries

No other national tariff on border.bot has live lines under 6310.10 yet.

- [The Harmonized System text for 6310.10](https://border.bot/hs-codes/631010)

## Other lines under 6310.10

- [6310.10.10.00](https://border.bot/countries/united-states/hs-codes/6310101000) Of wool or fine animal hair
- [6310.10.20.10](https://border.bot/countries/united-states/hs-codes/6310102010) Of cotton
- [6310.10.20.30](https://border.bot/countries/united-states/hs-codes/6310102030) Other

- Previous line: [6310.10.20.10](https://border.bot/countries/united-states/hs-codes/6310102010) Of cotton
- Next line: [6310.10.20.30](https://border.bot/countries/united-states/hs-codes/6310102030) Other

## Frequently asked questions

### What does tariff line 6310.10.20.20 cover in the United States tariff?

In the United States tariff, line 6310.10.20.20 covers sorted, of man-made fibers.

### What is the general (MFN) duty on 6310.10.20.20 in the United States?

Goods under this line enter free of general (MFN) duty. The rate is published on 6310.10.20.

## 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/6310102020.json