Oklahoma is paying more than a half-million dollars to a Washington, D.C.-based law firm in its fight to overturn the U.S. Supreme Court’s decision in McGirt.

The Washington D.C. based law firm was hired in July to represent the state in a case before the U.S. Supreme Court, Oklahoma vs. Bosse.

Bosse, who is not a Native American, was sentenced to death in 2012 for the murder of Katrina Griffin and her two children in McClain County. Griffin and her children were members of the Chickasaw Nation.

The state hired Kannon Shanmugam and the law firm of Paul, Weiss, Rifkind, Wharton & Garrison to assist in providing legal representation to overturn the Supreme Court’s decision in McGirt.

“Shanmugam is one of the nation’s most renowned appellate litigators, having argued 32 cases before the U.S. Supreme Court,” the AG’s office said in a press release.

In response to a request from the News-Capital under the Oklahoma Open Record Act, the AG’s office provided a copy of the contract signed with the law firm. “Law firm shall provide

“Law firm shall provide representation to the state of Oklahoma, including its agencies, boards, and commissions, in all necessary efforts to investigate, defend, and litigate legal claims related to the McGirt decision,” the contract states.

According to the contract, the law firm is providing a 50% discount “of the lowest hourly rates charged by law firm for the services of the professionals performing the services.”

The contract specifies the state will be billed to the nearest 1/10 of an hour at a rate of $912 per hour for Shanmugam, $580 for attorney William Marks, and $175 an hour for a paralegal with total services to not exceed $700,000.

A blanket consent was officially filed in the U.S. Supreme Court on Aug. 17 stating the state consents to