65 ILCS 90/19
Not less than 60 days prior to the date of the performance of any work other than an annual inspection or routine maintenance, a municipality shall provide notice of the following to the owner of property and the resident of the property on which the work will be performed:
(d) the proposed date for beginning of the work.
The municipality shall proceed to perform the work at the end of the 60 day notice period.
(from Ch. 24, par. 1419)
(Source: P.A. 80-1371.)