44 Ill. Adm. Code 650.90
Effective Date of Ratings
Section 650
Section 650.90 Effective
Date of Ratings
The effective date of a firm's prequalification
shall be the date on which the ratings are determined and approved unless, for
a new applicant, the application or additional information is received during
the prequalification cut-off period (see Section 650.50(a)) in advance of a
letting. For a renewal applicant, the effective date of prequalification shall
be the date on which the ratings are determined and approved unless the
application or additional information is received after the authorization to
bid cut-off date (see Section 650.330(b)) in advance of a letting. In these
instances, the effective date shall be the day following the letting or the
date on which the ratings are determined and approved, whichever is later.