Versions of Tennessee Code 68-140-106 - Approval of new systems on LawServer 2024 Tennessee Code 68-140-106 – Approval of new systems 2023 Tennessee Code 68-140-106 – Approval of new systems 2021 Tennessee Code 68-140-106 – Approval of New Systems 2020 Tennessee Code 68-140-106 – Approval of New Systems 2019 Tennessee Code 68-140-106 – Approval of new systems