4. A change to subheading 9606.30 from any other heading. 5. (A) A change to subheadings 9607.11 through 9607.19 from any other chapter; or (B) A change to subheadings 9607.11 through 9607.19 from subheading 9607.20, whether or not there is also a change from any other chapter, 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. 6. A change to subheading 9607.20 from any other heading. 7. (A) A change to subheadings 9608.10 through 9608.20 from any other chapter; or (B) A change to subheadings 9608.10 through 9608.20 from subheadings 9608.60 through 9608.99, whether or not there is also a change from any other chapter, provided that there is a regional value content of not less than 30 percent under the build-down method. 8. (A) A change to subheadings 9608.31 through 9608.50 from any other chapter; or (B) A change to subheadings 9608.31 through 9608.50 from subheadings 9608.60 through 9608.99, whether or not there is also a change from any other chapter, 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. 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, whether or not there is also a change from 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. 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, whether or not there is also a change from any other chapter, 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.