80 Ill. Adm. Code 330.15
Computation of Vacation Days
Section 330
Section 330.15Â Computation
of Vacation Days
For purpose of this Part,
vacation days eligible for lump sum payment shall be computed by determining
the number of days, or fractions thereof, earned by the employee during the
qualifying period and subtracting any days taken or forfeited, as determined by
Agency Rule, policy or labor agreement.