Ill. Admin. Code tit. 92, § 1457.700
Cab cards/identifiers shall be executed, carried, or presented in satisfaction of the requirements of the Illinois Commercial Transportation Law or this Part no earlier than December 1 preceding the calendar year for which fees were paid, and no later than February 1 of the calendar year for which the fees were paid.
(Source: Amended at 49 Ill. Reg. 1149, effective January 9, 2025)