Versions of Texas Tax Code 171.651 - Definitions on LawServer 2024 Texas Tax Code 171.651 – Definitions 2023 Texas Tax Code 171.651 – Definitions 2022 Texas Tax Code 171.651 – Definitions 2019 Texas Tax Code 171.651 – Definitions 2018 Texas Tax Code 171.651 – Definitions 2016 Texas Tax Code 171.651 – Definitions 2014 Texas Tax Code 171.651 – Definition 2014 Texas Tax Code 171.651 – Definition