For purposes of this chapter, the Commission may promulgate supplemental definitions that are incorporated into this Remote Seller Sales Tax Code, provided they are not in conflict with or contrary to definitions set forth in the general sales tax ordinance of the member jurisdiction. Supplemental definitions are available at www.arsstc.org. Provisions of the supplemental definitions that are amended, deleted, or added prior to or after the effective date of the latest amendment to this chapter shall be applicable for purposes of this chapter on the effective date provided for such amendments, deletions, or additions, including retroactive provisions. [Ord. 21-06 § 2 (Att.), 2021; Ord. 20-03 § 2 (Att.), 2020.]