VOL. I · WASHINGTON TARIFF DECISION ASSISTANT · April 25, 2026
§ HARMONIZED TARIFF SCHEDULE · CHAPTER 54

Man-made filaments.

This chapter covers 54 — Man-made filaments.

化学纤维长丝

HEADINGS
6
HS LINES INDEXED368
Section 301 attached
IEEPA attached
Reciprocal attached
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LAST FED REG
§ §301 OVERLAY · ACTIVE This chapter has roughly 6 heading(s) tied to USTR Section 301 rules (9903.88.x series), affecting goods of China origin.

§ I · OVERVIEWWhat this chapter covers

This chapter covers 54 — Man-made filaments.

Textiles and apparel — silk, wool, cotton, man-made filaments and staple fibers, woven and knitted fabrics, carpets, knitted and non-knitted apparel, and other textile articles.

§ II · RATE TABLEColumn rates by heading

The table below lists every 4-digit heading under this chapter from the current snapshot. Click a code to drill in for sub-lines, Chapter 99 overlays, and Federal Register history.

CODE DESCRIPTION GENERAL SPECIAL COL. 2
5401 Sewing thread of man-made filaments, whether or not put up for retail sale:
5402 Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex:
5403 Artificial filament yarn (other than sewing thread), not put up for retail sale, including artificial monofilament of less than 67 decitex:
5404 Synthetic monofilament of 67 decitex or more and of which no cross-sectional dimension exceeds 1 mm; strip and the like (for example, artificial straw) of synthetic textile materials of an apparent width not exceeding 5 mm:
5407 Woven fabrics of synthetic filament yarn, including woven fabrics obtained from materials of heading 5404:
5408 Woven fabrics of artificial filament yarn, including woven fabrics obtained from materials of heading 5405:

§ III · POLICY TIMELINERecent Federal Register notices affecting this chapter

Recent Federal Register notices that touch this chapter. For the complete cross-chapter feed, visit the Changes page.

No Federal Register documents in the current snapshot affect this chapter.