(a) Each appraisal office shall implement the plan for periodic reappraisal of property approved by the board of directors under § 6.05(i).
(b) The plan shall provide for the following reappraisal activities for all real and personal property in the district at least once every three years:
(1) identifying properties to be appraised through physical inspection or by other reliable means of identification, including deeds or other legal documentation, aerial photographs, land-based photographs, surveys, maps, and property sketches;
(2) identifying and updating relevant characteristics of each property in the appraisal records;
(3) defining market areas in the district;
(4) identifying property characteristics that affect property value in each market area, including:
(A) the location and market area of property;
(B) physical attributes of property, such as size, age, and condition;
(C) legal and economic attributes; and
(D) easements, covenants, leases, reservations, contracts, declarations, special assessments, ordinances, or legal restrictions;
(5) developing an appraisal model that reflects the relationship among the property characteristics affecting value in each market area and determines the contribution of individual property characteristics;
(6) applying the conclusions reflected in the model to the characteristics of the properties being appraised; and
(7) reviewing the appraisal results to determine value.

Terms Used In Texas Tax Code 25.18

  • Appraisal: A determination of property value.
  • Appraised value: means the value determined as provided by Chapter 23 of this code. See Texas Tax Code 1.04
  • Property: means real and personal property. See Texas Government Code 311.005
  • Taxing unit: means a county, an incorporated city or town (including a home-rule city), a school district, a special district or authority (including a junior college district, a hospital district, a district created by or pursuant to the Water Code, a mosquito control district, a fire prevention district, or a noxious weed control district), or any other political unit of this state, whether created by or pursuant to the constitution or a local, special, or general law, that is authorized to impose and is imposing ad valorem taxes on property even if the governing body of another political unit determines the tax rate for the unit or otherwise governs its affairs. See Texas Tax Code 1.04

(c) A taxing unit by resolution adopted by its governing body may require the appraisal office to appraise all property within the unit or to identify and appraise newly annexed territory and new improvements in the unit as of a date specified in the resolution. On or before the deadline requested by the taxing unit, which deadline may not be less than 30 days after the date the resolution is delivered to the appraisal office, the chief appraiser shall complete the appraisal and deliver to the unit an estimate of the total appraised value of property taxable by the unit as of the date specified in such resolution. The unit must pay the appraisal district for the cost of making the appraisal. The chief appraiser shall provide sufficient personnel to make the appraisals required by this subsection on or before the deadline requested by the taxing unit. An appraisal made pursuant to this subsection may not be used by a taxing unit as the basis for the imposition of taxes.