The Company is authorized and empowered to prune or remove at Company expense any tree extending into any street, alley or public grounds to maintain electric reliability, safety, to restore utility service and to prevent limbs, branches or trunks from interfering with the wires and facilities of the Company. The pruning and removal of trees shall be performed in accordance with Company's then current line clearance vegetation plan as filed and approved by the Iowa Utilities Board, as well as all applicable codes and standards referenced therein.