50 Ill. Adm. Code 2602.50
Limitation
Section 2602
Section 2602.50 Limitation
A company may use the procedure
set forth in Section 2602.40(b) of this Rule provided that the claim used to
adjust the first overpayment is made no later than 3 years after the date of
the error.
Nothing herein shall be in any
way interpreted as a limitation of any kind on the right of any company to use
the courts of any state.