An electricity supplier is accusing Maryland regulators in a lawsuit of misinterpreting rules for over-the-phone sales and imposing excessive penalties that would put the company out of business.

This story was produced in partnership with The Boston Globe. Across Massachusetts, the complaints sound similar: A person discovers their electric bill has spiked, and when they look into it, they ...

We’ve all gotten the pitch — a letter, call, even a sales rep at the door — from an energy company promising big savings on electric bills by switching from our local utility. Critics have long ...