Section 200.15  Computation of Time

a)         Except as otherwise provided, computation of time under this Part is based upon calendar days.

b)         In computing any period of prescribed time, the day on which the designated period of time begins is not included. The last day of the period is included unless it is a Saturday, Sunday or legal holiday on which the Department is not open for business, in which event the period runs until the end of the next business day.

c)         Intermediate Saturdays, Sundays and legal holidays that fall within the prescribed time period are excluded from the computation of time when the prescribed time period is 7 days or less.

d)         A business day is any day the Department is open for business.

(Source:  Added at 37 Ill. Reg. 14090, effective August 26, 2013)