If the name of any municipality is changed without complying with this Code, nevertheless, all proceedings instituted or acts done under the name as changed shall be valid if they would have been valid if done under the old name.
65 ILCS 5/2-4-8
If the name of any municipality is changed without complying with this Code, nevertheless, all proceedings instituted or acts done under the name as changed shall be valid if they would have been valid if done under the old name.
65 ILCS 5/2-4-8