OPINION — AG — **** RURAL WATER DISTRICT — PARTICIPATING — VOLUNTARY **** A RURAL WATER DISTRICT CANNOT REQUIRE A PATRON OF AN ALREADY ESTABLISHED PRIVATE WATER UTILITY TO PURCHASE A BENEFIT UNIT OF THE WATER DISTRICT. CITE: 82 Ohio St. 1968 Supp., 1301-1323 [82-1301] — [82-1323] DUANE LOBAUGH