(1) 30 percent under the build-up method, or (2) 35 percent under the build-down method. 14. (a) A change to subheadings 9609.20 through 9609.90 from any other heading; or (b) A change to subheadings 9609.20 through 9609.90 from subheading 9609.20 or any other heading, provided that there is a regional value content of not less than: (1) 35 percent under the build-up method, or (2) 45 percent under the build-down method. 15. A change to headings 9610 through 9611 from any other heading. 16. A change to subheading 9612.10 from any other chapter. 17. A change to subheading 9612.20 from any other heading. 18. (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 that there is a regional value content of not less than: (1) 35 percent under the build-up method, or (2) 45 percent under the build-down method. 19. A change to subheading 9613.90 from any other heading. 20. A change to subheading 9614.20 from any other subheading, except from subheading 9614.90. 21. A change to subheading 9614.90 from any other heading. 22. (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 that there is a regional value content of not less than: (1) 35 percent under the build-up method, or (2) 45 percent under the build-down method. 23. A change to subheading 9615.90 from any other heading. 24. A change to heading 9616 from any other heading. 25. A change to heading 9617 from any other chapter. 26. A change in heading 9618 from any other heading. Chapter 97. 1. A change to subheadings 9701.10 through 9701.90 from any other subheading. 2. A change to headings 9702 through 9706 from any other heading.