Versions of Texas Constitution Art. 8 sec. 18 - Equalization of Property Valuations for Taxation; Single Appraisal and Single Board of Equalization on LawServer 2024 Texas Constitution Art. 8 sec. 18 – Equalization of Property Valuations for Taxation; Single Appraisal and Single Board of Equalization 2023 Texas Constitution Art. 8 sec. 18 – Equalization of Property Valuations for Taxation; Single Appraisal and Single Board of Equalization 2022 Texas Constitution Art. 8 sec. 18 – Equalization of Property Valuations for Taxation; Single Appraisal and Single Board of Equalization 2019 Texas Constitution Art. 8 sec. 18 – Equalization of Property Valuations for Taxation; Single Appraisal and Single Board of Equalization 2018 Texas Constitution Art. 8 sec. 18 – Equalization of Valuation of Property for Taxation; Single Appraisal and Single Board of Equalization 2016 Texas Constitution Art. 8 sec. 18 – Equalization of Valuations; Single Appraisal 2014 Texas Constitution Art. 8 sec. 18 – Equalization of Valuations; Single Appraisal 2011 Texas Constitution Art. 8 sec. 18 – Equalization of Valuations; Single Appraisal