# United States tariff lines under HS 5501.30

> The United States tariff splits HS 5501.30 (acrylic or modacrylic) into 2 national lines: 5501.30.00.10 (containing 92 percent or more by weight of acrylonitrile units with filaments numbering fewer than 70,000 (+/-2000) with filament diameter 1.59 decitex (plus or minus 0.027) or less, or in a separable tow construction capable of being separated into tows of 70,000 (+/-2000) or fewer with filament diameter 1.59 decitex (plus or minus 0.027) or less) and 5501.30.00.90 (other). The general (MFN) duty is 7.5% on all 2 lines.

Source: https://border.bot/countries/united-states/hs-codes/550130
Last updated: 9 October 2026

[Countries](https://border.bot/countries) / [United States](https://border.bot/countries/united-states) / [Chapter 55](https://border.bot/countries/united-states/hs-codes/55) / [5501.30](https://border.bot/countries/united-states/hs-codes/550130)

## Key facts

- HS subheading: [5501.30](https://border.bot/hs-codes/550130)
- Duty (MFN): 7.5%
- National lines: 2
- Tariff: [United States](https://border.bot/countries/united-states)
- Chapter: 55: Man-made staple fibres

## United States lines under 5501.30

The United States tariff splits HS 5501.30 (acrylic or modacrylic) into 2 national lines: 5501.30.00.10 (containing 92 percent or more by weight of acrylonitrile units with filaments numbering fewer than 70,000 (+/-2000) with filament diameter 1.59 decitex (plus or minus 0.027) or less, or in a separable tow construction capable of being separated into tows of 70,000 (+/-2000) or fewer with filament diameter 1.59 decitex (plus or minus 0.027) or less) and 5501.30.00.90 (other).

The general (MFN) duty is 7.5% on all 2 lines.

- [5501.30.00.10](https://border.bot/countries/united-states/hs-codes/5501300010) Acrylic or modacrylic, Containing 92 percent or more by weight of acrylonitrile units with filaments numbering fewer than 70,000 (+/-2000) with filament diameter 1.59 decitex (plus or minus 0.027) or less, or in a separable tow construction capable of being separated into tows of 70,000 (+/-2000) or fewer with filament diameter 1.59 decitex (plus or minus 0.027) or less. Duty (MFN): 7.5%
- [5501.30.00.90](https://border.bot/countries/united-states/hs-codes/5501300090) Acrylic or modacrylic, Other. Duty (MFN): 7.5%

## In other countries

No other national tariff on border.bot has live lines under 5501.30 yet.

- [The Harmonized System text for 5501.30](https://border.bot/hs-codes/550130)

- Previous subheading: [5501.20](https://border.bot/countries/united-states/hs-codes/550120) Synthetic filament tow
- Next subheading: [5501.40](https://border.bot/countries/united-states/hs-codes/550140) Synthetic filament tow

## Frequently asked questions

### How many national tariff lines does the United States tariff have under HS 5501.30?

The United States tariff splits HS 5501.30 (acrylic or modacrylic) into 2 national lines: 5501.30.00.10 (containing 92 percent or more by weight of acrylonitrile units with filaments numbering fewer than 70,000 (+/-2000) with filament diameter 1.59 decitex (plus or minus 0.027) or less, or in a separable tow construction capable of being separated into tows of 70,000 (+/-2000) or fewer with filament diameter 1.59 decitex (plus or minus 0.027) or less) and 5501.30.00.90 (other).

### What is the duty on HS 5501.30 in the United States?

The general (MFN) duty is 7.5% on all 2 lines.

## 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/550130.json