50 Ill. Adm. Code 2500.60
Computation of Time and Time of Filing
Section 2500
Section 2500.60 Computation
of Time and Time of Filing
a) Computation of Time. The time within which any act provided
by law is to be done or a payment is due shall be computed by excluding the
first day and including the last. However, if the last day is a Saturday,
Sunday or State holiday, or is the day succeeding a Saturday, Sunday or State
holiday, that day shall be excluded.
b) Time of Filing. Documents shall be considered filed or
received, as set forth in subsections (b)(1) and (2), when they are in
conformance with the requirements of this Part.
1) If filed in person, by messenger service, or mail delivery
other than U.S. Postal Service, documents are considered filed when they are
received by the Department. Documents received by the Department after 12:00
p.m. (noon) shall be considered received on the following business day.
Documents received by the Department after 12:00 p.m. on the due date will not
be considered late.
2) If filed by U.S. Mail, documents are deemed filed as of the
date of the U.S. postmark.