WCO Explanatory Notes reproduced for reference. © World Customs Organization. Verify against official WCO publication.
55.10 - Yarn (other than sewing thread) of artiticial staple fibres, not put up for retail sale. - Containing 85 % or more by weight of artificial staple fibres : 5510.11 5510.12 5510.20 5510.30 5510.90 - - Single yarn - - Multiple (folded) or cabled yarn - Other yarn, mixed mainly or solely with wool or fine animal hair - Other yarn, mixed mainly or solely with cotton - Other yarn The Explanatory Note to heading 55.09 applies, mutatis mutandis, to the products of this heading. -
Note. 1.- Headings 55.01 and 55.02 apply only to man-made filament tow, consisting of parallel filaments of a uniform length equal to the length of the tow, meeting the following specifications : (a) Length of tow exceeding 2 m; (b) Twist less than 5 turns per metre; (c) Measuring per filament less than 67 decitex; (d) Synthetic filament tow only : the tow must be drawn, that is to say, be incapable of being stretched by more than 100 % of its length; (e) Total measurement of tow more than 20,000 decitex. Tow of a length not exceeding 2 m is to be classified in heading 55.03 or 55.04.