HTS 5503Chapter 55· 2026_rev4

Synthetic staple fibers, not carded, combed or otherwise processed for spinning:

General (MFN)

—

Special / FTA

—

Column 2

—

Use in Landed Cost Calculator Check Tariff Impact

Rate shown is General (Column 1) MFN from the 2026_rev4. Additional duties may apply including the 10% Section 122 global surcharge and Section 301 duties on Chinese-origin goods. Last reviewed: 2026_rev4.

Subcodes under 5503

5503.20.004.3%

Of polyesters

5503.30.00.004.3%

Acrylic or modacrylic

5503.40.00.004.3%

Of polypropylene

5503.90

Other:

Related codes at this level

5501

Synthetic filament tow:

5502

Artificial filament tow:

5504

Artificial staple fibers, not carded, combed or otherwise processed for spinning:

5505

Waste (including noils, yarn waste and garnetted stock) of man-made fibers:

5506

Synthetic staple fibers, carded, combed or otherwise processed for spinning:

5507.00.00.005%

Artificial staple fibers, carded, combed or otherwise processed for spinning

5508

Sewing thread of man-made staple fibers, whether or not put up for retail sale:

Frequently asked

What HTS codes fall under 5503?

Heading 5503 covers Synthetic staple fibers, not carded, combed or otherwise processed for spinning:. Subcodes further classify products by material, use, or form — see the subcodes list below.

What is the duty rate for 5503?

Duty rates are not set at the 4-digit heading level. Drill down to the 8 or 10-digit tariff line that matches your product.

Does the 10% Section 122 surcharge apply to 5503?

Yes — the Section 122 global surcharge applies in addition to the base MFN rate shown above. Use our Tariff Impact Calculator to see the total landed rate for your product.

Use this code in

Landed Cost Calculator

Duty + tax + shipping

Get the full import cost for this code — prefilled and ready to compute.

Open calculator

2026 Tariff Impact Calculator

Section 122 + 301 + 232 stacked

See the stacked duty rate for this code under current and proposed tariff rules.

Check tariff impact