The following links offer information on the tree trimming and line clearing policies of major Indiana electric utilities, along with customer tips:
- AES Indiana (formerly IPL)
- CenterPoint Energy (formerly Vectren)
- Duke Energy Indiana
- Indiana Michigan Power
- Northern Indiana Public Service Company (NIPSCO)
Additional information on trees and planting can be found on these sites:
- Indiana Dept. of Natural Resources - Division of Forestry
- Indiana Underground Plant Protection Service
- International Society of Arboriculture
- Keep Indianapolis Beautiful
- National Arbor Day Foundation
U.S. Dept. of Agriculture: