When anticipated shortages of electrical energy cannot be relieved by automatic reserve sharing and emergency purchases or other sources within or outside the interconnected area, each electric entity shall perform any or all of the following actions, as applicable:
(A) Interrupt service to customers served under interruptible tariffs or contracts.
(B) Interrupt service to customers with controlled service loads.
(C) Reduce voltage by not more than five per cent on the distribution system.
(D) Request voluntary load reductions of large volume firm customers.
(E) Appeal to the public to conserve electricity.
(F) Initiate manual load shedding of firm customer loads.
(G) Each electric distribution utility shall:
(1) Make reasonable efforts to maintain service to essential consumers.
(2) Select distribution circuits and lines to interrupt service.
The provisions of this rule do not apply to any municipal or cooperative unless the governor has declared an energy emergency under section 4935.03 of the Revised Code.