50.01-50.03 A change to headings 50.01 through 50.03 from any other chapter.
50.04-50.06 A change to headings 50.04 through 50.06 from any other heading outside that group.
50.07 A change to heading 50.07 from any other heading.
Chapter 51 Wool, Fine or Coarse Animal Hair; Horsehair Yarn and Woven Fabric
51.01-51.05 A change to headings 51.01 through 51.05 from any other chapter.
51.06-51.10 A change to headings 51.06 through 51.10 from any other heading outside that group.
51.11-51.13 A change to headings 51.11 through 51.13 from any other heading outside that group, except from headings 51.06 through 51.10, 52.05 through 52.06, 54.01 through 54.04, or 55.09 through 55.10.
52.01-52.07 A change to headings 52.01 through 52.07 from any other chapter, except from headings 54.01 through 54.05 or 55.01 through 55.07.
52.08-52.12 A change to headings 52.08 through 52.12 from any other heading outside that group, except from headings 51.06 through 51.10, 52.05 through 52.06, 54.01 through 54.04, or 55.09 through 55.10.
Chapter 53 Other Vegetable Textile Fibres; Paper Yarn and Woven Fabrics of Paper Yarn
53.01-53.05 A change to headings 53.01 through 53.05 from any other chapter.
53.06-53.08 A change to headings 53.06 through 53.08 from any other heading outside that group.
53.09 A change to heading 53.09 from any other heading, except from headings 53.07 through 53.08.
53.10-53.11 A change to headings 53.10 through 53.11 from any other heading outside that group, except from headings 53.07 through 53.08.
54.01-54.06 A change to headings 54.01 through 54.06 from any other chapter, except from headings 52.01 through 52.03 or 55.01 through 55.07. 54.07
5407.60.10 A change to Canadian tariff item 5407.60.10, U.S. tariff item 5407.60.22, Mexican tariff item 5407.60.02 from any other chapter or from Canadian tariff item 5402.43.10 or 5402.52.10, U.S. tariff item 5402.43.10 or 5402.52.10, Mexican tariff item 5402.43.01 or 5402.52.02, except from headings 51.06 through 51.10, 52.05 through 52.06 or 55.09 through 55.10.
54.07 A change to heading 54.07 from any other chapter, except from headings 51.06 through 51.10, 52.05 through 52.06 or 55.09 through 55.10.
54.08 A change to heading 54.08 from any other chapter, except from headings 51.06 through 51.10, 52.05 through 52.06 or 55.09 through 55.10.