Tex. Tax Code § 6.07
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
If a new taxing unit is formed or an existing taxing unit's boundaries are altered, the unit shall notify the appraisal office of the new boundaries within 30 days after the date the unit is formed or its boundaries are altered.
Tex. Tax Code § 6.07