Ill. Admin. Code tit. 38, § 185.280
b) Lending, investment, and service tests. The Secretary assigns a rating for a credit union 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 credit union's ILCRA performance is adversely affected by evidence of discriminatory or other illegal credit practices in any geography by the credit union or in any assessment field by any affiliate whose loans have been considered as part of the credit union's lending performance. In connection with any type of lending activity described in Section 185.220(a), evidence of discriminatory or other credit practices that violate an applicable law, rule, or regulation includes, but is not limited to:
H) Violations of the Illinois Fairness in Lending Act [815 ILCS 120].