Whenever there exists within the municipal limits of the city to the extent of at least ten acres, contiguous and adjoining the lines of the municipality, which is uninhabited or on which there is fewer than one occupied residence or business structure for every two acres of such territory and fewer than three occupied residences or business structures on any one acre of such territory, the Council may, by ordinance, discontinue such territory as a part of the municipality. When such ordinance has been duly passed, the Mayor shall enter an order to that effect on the minutes or records of the Council. From and after the entry of such order, such territory shall cease to be a part of the municipality.
Statutory reference:
Authority to annex and disannex property, see Tex. Local Gov't Code Ch. 43