This Article does not apply to multi-township jurisdictions for assessment purposes as provided in Sections 2-5 through 2-30 and Sections 2-70 and 9-30 of the Property Tax Code, and the establishment or discontinuance of or withdrawal from a multi-township assessment district is not an alteration of the boundaries of any township, a change in township lines, a division, enlargement, or consolidation of any township, or the creation of a new township for purposes of this Code.