A map showing the boundaries of the municipality, along with the field notes of the survey, shall be kept in the office of the Municipal Secretary. Whenever any territory is annexed into the municipality, the municipal map shall be immediately updated to include the newly annexed territory and copies shall be furnished to the County Clerk's office and to the Secretary of State at the time such annexation becomes effective.
Statutory reference:
Map required to be designated and displayed, see Tex. Local Gov't Code §§ 41.001 et seq.