Heading 5509

HTS code 5509Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale

Chapter
55Man-made staple fibers
Tariff lines
27
General duty
General duty rates from 7.0% to 13.2%

Tariff lines under heading 5509

Full 10-digit codes with their general (MFN) duty rates. The correct line depends on the product's material, construction, and use.

HTS codeDescriptionGeneral rateUnit
5509.11.0000Single yarn (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of staple fibers of nylon or other polyamides)9.4%kg
5509.12.0000Multiple (folded) or cabled yarn (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of staple fibers of nylon or other polyamides)10.6%kg
5509.21.0000Single yarn (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of polyester staple fibers)9.7%kg
5509.22.0010Multiple (folded), with a final "Z" twist (200) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of polyester staple fibers > Multiple (folded) or cabled yarn)10.6%kg
5509.22.0090Other (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of polyester staple fibers > Multiple (folded) or cabled yarn)10.6%kg
5509.31.0000Single yarn (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of acrylic or modacrylic staple fibers)9%kg
5509.32.0000Multiple (folded) or cabled yarn (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Containing 85 percent or more by weight of acrylic or modacrylic staple fibers)10%kg
5509.41.0010Of polyvinyl alcohol (PVA) fibers (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, containing 85 percent or more by weight of synthetic staple fibers > Single yarn)9%kg
5509.41.0090Other (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, containing 85 percent or more by weight of synthetic staple fibers > Single yarn)9%kg
5509.42.0010Of polyvinyl alcohol (PVA) fibers (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, containing 85 percent or more by weight of synthetic staple fibers > Multiple (folded) or cabled yarn)7%kg
5509.42.0090Other (604) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, containing 85 percent or more by weight of synthetic staple fibers > Multiple (folded) or cabled yarn)7%kg
5509.51.3000Single yarn (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of polyester staple fibers > Mixed mainly or solely with artificial staple fibers)9.7%kg
5509.51.6000Multiple (folded) or cabled yarn (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of polyester staple fibers > Mixed mainly or solely with artificial staple fibers)10.6%kg
5509.52.0000Mixed mainly or solely with wool or fine animal hair (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of polyester staple fibers)12%kg
5509.53.0030Not exceeding 52 nm (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of polyester staple fibers > Mixed mainly or solely with cotton)13.2%kg
5509.53.0060Exceeding 52 nm (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of polyester staple fibers > Mixed mainly or solely with cotton)13.2%kg
5509.59.0000Other (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of polyester staple fibers)13.2%kg
5509.61.0000Mixed mainly or solely with wool or fine animal hair (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of acrylic or modacrylic staple fibers)13.2%kg
5509.62.0000Mixed mainly or solely with cotton (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of acrylic or modacrylic staple fibers)12%kg
5509.69.2000Single yarn (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of acrylic or modacrylic staple fibers > Other > Mixed mainly or solely with artificial staple fibers)9%kg
5509.69.4000Multiple (folded) or cabled yarn (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of acrylic or modacrylic staple fibers > Other > Mixed mainly or solely with artificial staple fibers)10%kg
5509.69.6000Other (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn, of acrylic or modacrylic staple fibers > Other)13.2%kg
5509.91.0000Mixed mainly or solely with wool or fine animal hair (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn)12%kg
5509.92.0000Mixed mainly or solely with cotton (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn)7.5%kg
5509.99.2000Single yarn (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn > Other > Mixed mainly or solely with artificial staple fibers)9%kg
5509.99.4000Multiple (folded) or cabled yarn (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn > Other > Mixed mainly or solely with artificial staple fibers)10.6%kg
5509.99.6000Other (607) (Yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale > Other yarn > Other)13.2%kg

Documents required to import under 5509

Customs paperwork typically required to import these goods into the United States. Conditional items depend on shipment value, transport mode, or origin.

  • Commercial InvoiceRequired
  • Packing ListRequired
  • Bill of Lading / Airway BillRequired
  • CBP Entry Summary (7501)Required

    Prepared and filed by your customs broker

  • CBP Entry / Release (3461)Required

    Prepared and filed by your customs broker

  • Customs Bond (CBP 301)Conditional

    Required for formal entries — generally shipments valued over $2,500

    Single-entry or continuous bond, obtained through your broker or a surety

  • Importer Security Filing (ISF "10+2")Conditional

    Required for ocean freight only

    Filed electronically at least 24 hours before loading at the foreign port

  • Importer ID Input Record (CBP 5106)Conditional

    Required to establish or update your importer-of-record number with CBP

    One-time setup for a new importer; not filed per shipment

  • Entry Manifest (CBP 7533)Conditional

    Alternative to the 3461 for informal, low-value, or contiguous-country entries

  • Textile DeclarationRequired

    CBP Form 3311 — declares fiber content, country of origin, manufacturer

  • Visa / Export LicenseConditional

    Required for shipments from quota-restricted countries

Common questions

What is HTS code 5509?
HTS heading 5509 covers yarn (other than sewing thread) of synthetic staple fibers, not put up for retail sale. It sits in Chapter 55 (man-made staple fibers) of the US Harmonized Tariff Schedule and contains 27 tariff lines.
What is the duty rate for HTS 5509?
General duty rates from 7.0% to 13.2%. The general rate applies to most-favoured-nation trading partners; goods from countries with a free trade agreement may qualify for a reduced or duty-free special rate.
How many digits does a full HTS code have?
US import entries require the full 10-digit HTS code. Heading 5509 is the first four digits — the remaining six narrow it down to the specific product, which is what determines the duty rate you actually pay.

Related headings in Chapter 55