‘Sec. 1. 35-A MRSA §3215, sub-§1, ¶A, as enacted by PL 1997, c. 316, §3, is amended to read:
A. Intervene and participate in proceedings at the Federal Energy Regulatory Commission, the Nuclear Regulatory Commission, the United States Department of Energy and other federal agencies and in proceedings conducted by Canadian or other authorities or agencies whenever the interests of competition, consumers of electricity or economic development in this State are affected . When intervening or participating in proceedings under this paragraph, the commission shall promote system reliability, the reduction of the cost of electricity to ratepayers in the State and long-term sustainable resource planning; and’