C.R.S. § 22-32-102: Corporate status - when questioned.

Except when the corporate status of a school district has been dissolved as provided by law, each school district which has undisputedly exercised the prerogatives and privileges of a legally formed school district during a period of twelve consecutive months following the first election of its school directors shall be deemed to be a de jure school district, and the corporate status thereof shall not thereafter be questioned.