(1) In carrying out the powers granted in ORS § 225.470, a city of this state shall be liable only for its own acts with regard to the planning, financing, construction, acquisition, operation, ownership or maintenance of common facilities. No moneys or other contributions supplied by a city of this state for the planning, financing, construction, acquisition, operation or maintenance of common facilities shall be credited or applied otherwise to the account of any other participant in the common facilities.

(2) A city shall not exercise its power of eminent domain to acquire a then existing thermal power plant or any part thereof. [1967 c.603 § 5]