775 ILCS 5/7-105a

(a) In order to facilitate the implementation of the policies of equal employment opportunity and affirmative action, the State executive departments, boards, commissions and instrumentalities shall, on and after the effective date of this amendatory Act of 1983, on all forms used to collect information from individuals for official purposes, when such forms request information concerning the race or ethnicity of an individual by providing spaces for the designation of that individual as "white" or "black", or the semantic equivalent thereof, provide an additional space for a designation as "Hispanic".

(b) Whenever a State executive department, board, commission or instrumentality is required to supply information to the Department concerning the racial or ethnic composition of its employees, clients or other groups of individuals on or after the effective date of this amendatory Act of 1983, the agency supplying such information shall supply the information by categories of "white", "black", and "Hispanic", or the semantic equivalent thereof, unless otherwise required by the Department.