Versions of Indiana Code 8-1-31.6-5. Commission approval of water utility\'s plan for customer lead service line improvements on LawServer 2023 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements 2022 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements 2021 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements 2020 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements 2019 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements 2018 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements 2017 Indiana Code 8-1-31.6-5. Commission approval of water utility’s plan for customer lead service line improvements