In the case of goods provided for in subheadings 8703.21 through 8703.90, or subheading 8704.21 or 8704.31, exported from Canada directly to the United States, and entered on or after January 1, 1989, and before the date of entry into force of the Agreement between the United States and Canada, an importer may elect to use the rules of origin set out in this section in lieu of the rules of origin contained in section 202 of the United States-Canada Free-Trade Agreement Implementation Act of 1988 (
19 U.S.C.
2112 note ) and may elect to use the method for calculating the value of nonoriginating materials established in article 403(2) of the Agreement in lieu of the method established in article 403(1) of the Agreement for purposes of determining eligibility for preferential duty treatment under the United States-Canada Free-Trade Agreement. Any election under this paragraph shall be made in writing to the Customs Service not later than the date that is 180 days after the date of entry into force of the Agreement between the United States and Canada. Any such election may be made only if the liquidation of such entry has not become final. For purposes of averaging the calculation of regional value-content for the goods covered by such entry, where the producer’s 1989–1990 fiscal year began after January 1, 1989, the producer may include the period between January 1, 1989, and the beginning of its first fiscal year after January 1, 1989, as part of fiscal year 1989–1990.