Versions of Tennessee Code 55-20-301 - Authority of department of transportation to develop and assist in implementation of program - Purpose on LawServer 2024 Tennessee Code 55-20-301 – Authority of department of transportation to develop and assist in implementation of program – Purpose 2023 Tennessee Code 55-20-301 – Authority of department of transportation to develop and assist in implementation of program – Purpose 2021 Tennessee Code 55-20-301 – Authority of Department of Transportation to Develop and Assist in Implementation of Program — Purpose 2020 Tennessee Code 55-20-301 – Authority of Department of Transportation to Develop and Assist in Implementation of Program — Purpose 2019 Tennessee Code 55-20-301 – Authority of department of transportation to develop and assist in implementation of program — Purpose