9. A change to subheading 9608.60 from any other heading. 10. A change to subheading 9608.91 from any other subheading. 11. A change to subheading 9608.99 from any other heading. 12. (A) A change to subheadings 9609.10 through 9609.90 from any other heading; or (B) A change to subheadings 9609.10 through 9609.90 from subheading 9609.20 or any other heading, provided there is a region value content of not less than: (i) 35 percent when the build-up method is used, or (ii) 45 percent when the build-down method is used. 13. A change to headings 9610 through 9611 from any other heading. 14. A change to subheading 9612.10 from any other chapter. 15. A change to subheading 9612.20 from any other heading. 16. (A) A change to subheadings 9613.10 through 9613.80 from any other chapter; or (B) A change to subheadings 9613.10 through 9613.80 from subheading 9613.90, provided there is a regional value content of not less than: (i) 35 percent when the build-up method is used, or (ii) 45 percent when the build-down method is used. 17. A change to subheading 9613.90 from any other heading. 18. A change to heading 9614 from any other heading. 19. [Rule deleted.] 20. (A) A change to subheadings 9615.11 through 9615.19 from any other chapter; or (B) A change to subheadings 9615.11 through 9615.19 from subheading 9615.90, provided there is a regional value content of not less than: (i) 35 percent when the build-up method is used, or (ii) 45 percent when the build-down method is used. 21. A change to subheading 9615.90 from any other heading. 22. A change to heading 9616 from any other heading. 23. A change to heading 9617 from any other chapter. 24. A change to heading 9618 from any other heading. Heading rule 1: For the purposes of determining the origin of a good of tariff items 9619.00.31, 9619.00.41, 9619.00.43, 9619.00.46, 9619.00.61, 9619.00.64, 9619.00.68, 9619.00.33, 9619.00.48, 9619.00.71, 9619.00.74, 9619.00.78, 9619.00.79, or 9619.00.90,