Section 555.80  Computation of Time

Computation of any period of time prescribed by this Part shall begin with the first business day following the day on which the act, event or development initiating that period of time occurs, and shall run until the end of the last day or the next business day if the last day is a Saturday, Sunday, federal or State holiday.  Timeliness shall be deemed the date of postmark or the date of hand delivery.

(Source:  Amended at 38 Ill. Reg. 3577, effective January 23, 2014)