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2. (A) A change to subheadings 7804.11 through 7804.20 from any other subheading, including another subheading within that group; or

(B) A change to foil of a thickness not exceeding 0.15 mm (excluding backing) of subheading 7804.11 from within that subheading, whether or not there is also a change from any other subheading.

3. A change to a good of heading 7806 from any other good within that heading or any other heading.

Chapter 79

1. A change to headings 7901 through 7902 from any other chapter.

2. A change to subheading 7903.10 from any other chapter.

3. A change to subheading 7903.90 from any other heading.

4. (A) A change to heading 7904 from any other heading; or

(B) A change to wire of heading 7904 from within that heading, whether or not there is also a change from any other heading, provided that, if bar or rod is used, the cross-sectional area of the bar or rod is reduced by at least 50 percent.

5. (A) A change to heading 7905 from any other heading; or

(B) A change to foil of a thickness not exceeding 0.15 mm (excluding backing) of heading 7905 from within that heading, whether or not there is also a change from any other heading.

6. A change to a good of heading 7907 from any other good within that heading or any other heading.

Chapter 80

1. A change to headings 8001 through 8002 from any other chapter.

2. (A) A change to heading 8003 from any other heading; or

(B) A change to wire of heading 8003 from within that heading, whether or not there is also a change from any other heading, provided that, if bar or rod is used, the cross-sectional area of the bar or rod is reduced by at least 50 percent.

3. A change to a good of heading 8007 from any other good within that heading or any other heading.

Chapter 81

1 A change to subheadings 8101.10 through 8101.97 from any other subheading, including another subheading within that group.

2. A change to a good of subheading 8101.99 from any other good within that subheading or any other subheading.

3. A change to subheadings 8102.10 through 8107.90 from any other subheading, including another subheading within that group.

4. (A) A change to subheading 8108.20 from any other chapter; or

(B) A change from any other subheading whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

5. A change to subheading 8108.30 from any other subheading.

6. (A) A change to subheading 8108.90 from any other chapter; or
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  (B) A change to subheading 8108.90 from any other subheading, whether or not there is also a change from any otherchapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

7. A change to subheadings 8109.20 through 8110.90 from any other subheading, including another subheading within that group.

8. (A) A change to manganese powders or articles of manganese of heading 8111 from any other good of heading 8111; or

(B) A change to any other good of heading 8111 from any other heading.

9. A change to subheadings 8112.12 through 8112.59 from any other subheading, including another subheading within that group.

10. A change to a good of any of subheadings 8112.92 through 8112.99 from any other good within that subheading or any other subheading, including another subheading within that group.

11. A change to heading 8113 from any other heading.

Chapter 82

1. A change to heading 8201 from any other chapter.

2. A change to subheadings 8202.10 through 8202.20 from any other chapter.

3. (A) A change to subheading 8202.31 from any other chapter; or

(B) A change to subheadings 8202.31 from subheading 8202.39, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

4. A change to subheadings 8202.39 through 8202.99 from any other chapter.

5. A change to headings 8203 through 8206 from any other chapter.

6. (A) A change to subheading 8207.13 from any other chapter; or

(B) A change to subheading 8207.13 from subheading 8207.19, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

7. A change to subheadings 8207.19 through 8207.90 from any other chapter.

8. A change to headings 8208 through 8210 from any other chapter.

9. A change to subheading 8211.10 from any other chapter.

10. (A) A change to subheadings 8211.91 through 8211.93 from any other chapter; or

(B) A change to subheadings 8211.91 through 8211.93 from subheading 8211.95, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:
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   (1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

11. A change to subheadings 8211.94 through 8211.95 from any other chapter.

12. A change to headings 8212 through 8215 from any other chapter.

Chapter 83

Chapter rule 1: For the purposes of the subdivisions pertaining to this chapter, whenever the subdivision designation is underscored, the provisions of subdivision (k) of this note may apply to goods for use in a motor vehicle of chapter 87.

Subheading rule: The underscoring of the designations in subdivision 1 pertain to goods provided for in subheadings 8301.10 through 8301.50 for use in a motor vehicle of chapter 87.

1. (A) A change to subheadings 8301.10 through 8301.50 from any other chapter; or

(B) A change to subheadings 8301.10 through 8301.50 from subheading 8301.60, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

2. A change to subheadings 8301.60 through 8301.70 from any other chapter.

3. A change to headings 8302 through 8304 from any other heading, including another heading within that group.

4. (A) A change to subheadings 8305.10 through 8305.20 from any other chapter; or

(B) A change to subheadings 8305.10 through 8305.20 from subheading 8305.90, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

5. A change to subheading 8305.90 from any other heading.

6. A change to headings 8306 through 8307 from any other chapter.

7. (A) A change to subheadings 8308.10 through 8308.20 from any other chapter; or

(B) A change to subheadings 8308.10 through 8308.20 from subheading 8308.90, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

8. A change to subheading 8308.90 from any other heading.

9. A change to headings 8309 through 8310 from any other chapter.

10. (A) A change to subheadings 8311.10 through 8311.30 from any other chapter; or

(B) A change to subheadings 8311.10 through 8311.30 from subheading 8311.90, whether or not there is also a change from any other chapter, provided there is a regional value content of not less than:
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   (1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

11. A change to subheading 8311.90 from any other heading.

Chapter 84

Chapter rule 1: For the purposes of this chapter, the term “printed circuit assembly” means a good consisting of one or more printed circuits of heading 8534 with one or more active elements assembled thereon, with or without passive elements. For the purposes of this note, “active elements” means diodes, transistors and similar semiconductor devices, whether or not photosensitive, of heading 8541 and integrated circuits of heading 8542 and microassemblies of headings 8543 or 8548.

Chapter rule 2: For the purposes of subheading 8471.49, the origin of each unit presented within a system shall be determined in accordance with the rule that would be applicable to such unit if it were presented separately and the rate of duty applicable to each unit presented within a system shall be:

(a) in the case of the territory of Mexico, the rate that would be applicable to such unit if it were presented separately;and

(b) in the case of the territory of Canada and the territory of the United States, the rate that is applicable to such unit under the appropriate tariff item within subheading 8471.49.

For the purposes of this rule, the term “unit presented within a system” shall mean:

(a) a separate unit as described in Note 5(B) to chapter 84 of the tariff schedule; or

(b) any other separate machine that is presented and classified with a system under subheading 8471.49.

Chapter rule 3: The following are parts for those goods of subheadings 8443.31 or 8443.32:

(a) control or command assemblies, incorporating more than one of the following: printed circuit assembly; hard or flexible (floppy) disc drive; keyboard; user interface;

(b) light source assemblies, incorporating more than one of the following: light emitting diode assembly; gas laser; mirror polygon assembly; base casting;

(c) laser imaging assemblies, incorporating more than one of the following: photoreceptor belt or cylinder; toner receptable unit; toner developing unit; charge/discharge unit; cleaning unit;

(d) image fixing assemblies, incorporating more than one of the following: fuser; pressure roller; heating element; release oil dispenser; cleaning unit; electrical control;

(e) ink-jet marking assemblies, incorporating more than one of the following: thermal print head; ink dispensing unit; nozzle and reservoir unit; ink heater;

(f) maintenance/sealing assemblies, incorporating more than one of the following: vacuum unit; ink-jet covering unit;sealing unit; purging unit;

(g) paper handling assemblies, incorporating more than one of the following: paper transport belt; roller; print bar;carriage; gripper roller; paper storage unit; exit tray;

(h) thermal transfer imaging assemblies, incorporating more than one of the following: thermal print head, cleaning unit; supply or take-up roller;

(i) ionographic imaging assemblies, incorporating more than one of the following: ion generation and emitting unit; air assist unit; printed circuit assembly; charge receptor belt or cyclinder; toner receptacle unit; toner distribution unit;developer receptacle and distribution unit; developing unit; charge/discharge unit; cleaning unit; or

(j) combinations of the above specified assemblies.

Chapter rule 4: The following are parts for facsimile machines:
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  (a) control or command assemblies, incorporating more than one of the following: printed circuit assembly; modem; hard or flexible   (floppy) disc drive; keyboard; user interface;

(b) optics module assemblies, incorporating more than one of the following: optics lamp; charge couples device and appropriate optics; lenses; mirror;

(c) laser imaging assemblies, incorporating more than one of the following: photoreceptor belt or cylinder; toner receptacle unit; toner developing unit; charge/discharge unit; cleaning unit;

(d) ink-jet marking assemblies, incorporating more than one of the following: thermal print head; ink dispensing unit; nozzle and reservoir unit; ink heater;

(e) thermal transfer imaging assemblies, incorporating more than one of the following: thermal print head, cleaning unit; supply or take-up roller;

(f) ionographic imaging assemblies, incorporating more than one of the following: ion generation and emitting unit; air assist unit; printed circuit assembly; charge receptor belt or cyclinder; toner receptacle unit; toner distribution unit; developer receptacle and distribution unit; developing unit; charge/discharge unit; cleaning unit;

(g) image fixing assemblies, incorporating more than one of the following: fuser; pressure roller; heating element; release oil dispenser; cleaning unit; electrical control;

(h) paper handling assemblies, incorporating more than one of the following: paper transport belt; roller; print bar; carriage; gripper roller; paper storage unit; exit tray; or

(i) combinations of the above specified assemblies.

Chapter rule 5: The following are parts for photocopying apparatus of subheadings 8443.32 and 8443.39 which refer to this rule:

(a) imaging assemblies, incorporating more than one of the following: photoreceptor belt or cylinder; toner receptacle unit; toner distribution unit; developer receptacle unit; developer distribution unit; charge/discharge unit; cleaning unit;

(b) optics assemblies, incorporating more than one of the following: lens; mirror; illumination source; document exposure glass;

(c) user control assemblies incorporating more than one of the following: printed circuit assembly; power supply; user input keyboard; wiring harness; display unit (cathode-ray type or flat panel);

(d) image fixing assemblies, incorporating more than one of the following: fuser; pressure roller; heating element; release oil dispenser; cleaning unit; electrical control;

(e) paper handling assemblies incorporating more than one of the following: paper transport belt; roller; print bar; carriage; gripper roller; paper storage unit; exit tray;

(f) or combinations of the above specified assemblies.

Chapter rule 6: The origin of each unit presented within a system shall be determined as though each unit were presented separately and were classified under the appropriate tariff provision for that unit.

Chapter rule 7: For the purposes of the subdivisions pertaining to this chapter, whenever the subdivision designation is underscored, the provisions of subdivision (k) of this note may apply to goods for use in a motor vehicle of chapter 87.

1. (A) A change to subheadings 8401.10 through 8401.30 from any other heading; or

(B) A change to subheadings 8401.10 through 8401.30 from subheading 8401.40, whether or not there is also a change from any other heading, provided there is a regional value content of not less than:

(1) 60 percent where the transaction value method is used; or

(2) 50 percent where the net cost method is used.

2. A change to subheading 8401.40 from any other heading.