Federal regulators fined T-Mobile US Inc. $200 million after investigators determined its recently acquired Sprint subsidiary had overcharged a national wireless subsidy program for years.
The Federal Communications Commission said Wednesday that T-Mobile will pay the civil penalty and adhere to a compliance program that covers Assurance Wireless, a low-cost mobile brand T-Mobile acquired through its April takeover of Sprint. Assurance serves customers under the federal Lifeline program, which offers affordable cellphone service…
