(a) After determining a member's prior service credit under Section 853.105, the retirement system shall issue to the member a prior service certificate stating:
(1) the number of months of prior service credited;
(2) the average prior service compensation; and
(3) the prior service credit.
(b) As long as a person remains a member, the person's prior service certificate is, for purposes of retirement, conclusive evidence of the information it contains, except that a member or participating municipality may request that the retirement system correct an error in the prior service certificate in accordance with Section 852.110.