Versions of Indiana Code 8-1-31.7-8. \"Service enhancement improvement costs\" on LawServer 2023 Indiana Code 8-1-31.7-8. “Service enhancement improvement costs” 2022 Indiana Code 8-1-31.7-8. “Service enhancement improvement costs” 2021 Indiana Code 8-1-31.7-8. “Service enhancement improvement costs” 2020 Indiana Code 8-1-31.7-8. “Service enhancement improvement costs”