(1) The board for volunteer firemen finds that it would be unduly burdensome and would interfere with agency operations to maintain an index of records because of the large number of cases, the resulting volume of correspondence, reports, surveys, and other materials, and the limited number of staff available to compile and maintain such an index.

(2) The board for volunteer firemen will make available for public disclosure all indices which may at a future time be developed for agency use.