 He says the big spikes show there's a need for more state regulation. That regulation comes from the Maryland Public Service Commission as well as the state legislature. Plus, he believes how much customers pay to renew infrastructure needs a closer look. Mike Murillo, WTOP News. In a statement, Pepco says the Maryland Public Service Commission has full authority to determine the appropriate costs and prudent investments, as they put it, to be built into rates. And that happens during a transparent rate review process.