Berry v. BD. OF TRUSTEES, RETIREMENT SYS.

WATHEN, Chief Justice.

Plaintiffs, twenty-three retired Maine public school teachers, appeal from a summary judgment entered in the Superior Court (Kennebec County, Chandler, J.) in favor of the Board of Trustees (the Board) of the Maine State Retirement System (MSRS). Plaintiffs’ complaints sought judicial review pursuant to M.R.Civ.P. 80C, and relief premised on an illegal impairment of contractual obligations or equitable estoppel. At issue is the exclusion, for purposes of calculating retirement benefits, of payments for unused sick leave from plaintiffs’ “earnable compensation.” The Board…