Green River Star -

CASPER — The new owner of three Powder River Basin coal mines says it has established an agreement with the U.S. Interior Department to pay overdue mineral production taxes back to the federal government in installments, according to a statement from the company in response to a Star-Tribune article published last week.

Navajo Transitional Energy Company assumed ownership of the Antelope and Cordero Rojo mines in Wyoming and the Spring Creek mine in Montana from bankrupt coal firm Cloud Peak Energy last year. As part of the sale agreement, NTEC agreed to take responsibility for unpaid roy...