Any municipality may be annexed to another municipality to which it adjoins, by ordinances passed by a majority vote of all the alderpersons , trustees, or commissioners then holding office in each municipality desiring annexation. These ordinances shall specify the terms of the annexation, and they shall be a binding contract if, but only if:
The proposition shall be in substantially the following form:
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Shall the municipality of | YES |
.... be annexed to the municipality of....? ------------------------------------- | ---------------------- NO ----------------------- |
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Annexation shall neither affect nor impair any rights or liabilities either in favor of or against either municipality. Actions founded upon any right or liability may be commenced despite the annexation and, together with pending actions, may be prosecuted to final judgment and the enforcement thereof as if annexation had not taken place.
65 ILCS 5/7-1-15