The issuance of a writ of mandamus is a legal conclusion this Court reviews de novo. Jefferson Co. v. Dept. of Envtl. Quality, 2011 MT 265, ¶ 16, 362 Mont. 311, 264 P.3d 715 (citation omitted). The writ is available only when the applicant is entitled to the performance of a clear legal duty against whom the writ is sought and there is no speedy and adequate remedy in the ordinary course of law. Jefferson Co., ¶ 16 (citation omitted).