Inspections & Requirements

Fire Protection System Requirements


All fire protection systems must be installed by a company licensed in the State of Texas for the work being performed.

An automatic fire sprinkler system will be required for commercial and residential structures in excess of 6,000 square feet.

Knox Lock Boxes


Knox Boxes are to be installed at exterior access doors to the fire protection riser rooms or other identified locations as required by the Fire Marshal.

Knox Boxes are ordered on-line at www.Knoxbox.com and are assigned a unique key core for the City of Southlake Fire Department.

To order a Knox box that has been approved and keyed for the Southlake Fire Department:
  • Select the box you want on the Knox website
  • Enter the zip code for Southlake - 76092
  • Select Southlake DPS from the list
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