SDCL § 31-29-82: Repair of sign permitted until actual removal--Maximum expenditure.

A sign, display, or device not required to be removed, or until the time of actual removal, may be used and may be repaired if the expense of ordinary and customary maintenance, does not exceed fifty percent of the depreciated value of the sign or if the same has not been damaged beyond fifty percent of its depreciated value by an act of God.