Ill. Admin. Code tit. 38, § 345.280
b) Lending, investment, and service tests. The Secretary assigns a rating for a bank assessed under the lending, investment, and service tests in accordance with the following principles:
c) Effect of evidence of discriminatory or other illegal credit practices.
1) The Secretary's evaluation of a bank's ILCRA performance is adversely affected by evidence of discriminatory or other illegal credit practices in any geography by the bank or in any assessment area by any affiliate whose loans have been considered as part of the bank's lending performance. In connection with any type of lending activity described in Section 345.220(a), evidence of discriminatory or other credit practices that violate an applicable law, rule, or regulation includes, but is not limited to: