Wyo. Stat. § 37-13-132: Notice of disconnection.

If the owner of any lot or parcel of land fails to make necessary changes in the service entrance equipment or fails to provide the trench in a timely manner, at the time the converted facilities are ready for connection to his property, the electric or communication service may be disconnected and removed and all overhead electric or communication facilities providing service to any building, structure or improvement located upon the lot or parcel may be disconnected. Written notice of disconnection shall be given at least ten (10) days prior to disconnection by leaving a copy of the notice at the principal building, structure or improvement located upon the lot or parcel.