The U.S. Nuclear Regulatory Commission on Thursday granted multiple licensing and regulatory approvals necessary for the 800-MW Palisades nuclear plant in Michigan to restart operations later this year. Palisades is now authorized to receive new fuel and formally transition licensed reactor operators to on-shift status, Holtec International said in a statement. The company is leading the effort to restart the plant. “The NRC’s approval to transition Palisades back to an operating license represents an unprecedented…