Any judge or conservator of a judge who retires under K.S.A. 20-2608 or 20-2609, and any amendments thereto, shall give to the board a statement of facts which shall include an accurate record of all service claimed by such judge, his salary when he last served as a judge, the amount of contributions he has made to the fund, designation of beneficiary and any other information the board may request. The board shall determine the accuracy of all pertinent facts claimed and may call a hearing to determine any or all matters necessary in order to determine the amount of the annuity to which such judge is entitled. After obtaining all facts it deems necessary, the board shall render its decision as to the amount of the annuity, if any, to which such judge shall be entitled.
K.S.A. 20-2611