80 Ill. Adm. Code 2200.510
Calculation
Section 2200.510Â Calculation
CMS shall calculate the premiums due for the coverage of the
Annuitant, Retired Employee or Survivor under this Part as follows:
a)Â Â Â Â Â Â Â Â A percentage of the
annuity, as outlined under Section 2200.520; plus
b)Â Â Â Â Â Â Â Â A percentage of cost, as
outlined under Section 2200.530.