"Inadequate rate" means a rate:
"Large employer" has the meaning provided in the Illinois Health Insurance Portability and Accountability Act.
"Plain language" has the meaning provided in the federal Plain Writing Act of 2010 and subsequent guidance documents, including the Federal Plain Language Guidelines.
"Unreasonable rate increase" means a rate increase that the Director determines to be excessive, unjustified, or unfairly discriminatory in accordance with 45 CFR 154.205.
In this subsection, "administrator" and "plan sponsor" have the meaning given to those terms in 29 U.S.C. 1002(16).
215 ILCS 5/355