Mont. Code Ann. § 17-7-204

The executive budget for all state agencies must include detailed recommendations for the state long-range building program for capital developments presented in order of importance by fund type. Each recommendation must be presented by agency or branch by funding source, with a description of each proposed capital development, an explanation of the problem to be addressed by the proposed project, alternative methods of addressing the problem, the rationale for the selection of a particular alternative, and a projection of increased operating costs incident to the project for the next three bienniums.