Construction Codes

Effective August 1, 2019


Please note that effective August 1, 2019, the Town of Flower Mound will require all building-permit applications to comply with the following construction codes:

To view these codes free, click here.

For Residential Construction


  • 2018 IECC (International Energy Conservation Code)
  • 2018 IRC (International Residential Code)
  • 2014 NEC (National Electrical Code) (effective March 1, 2015)

For Commercial Construction


  • 2018 IBC (International Building Code)
  • 2018 IECC (International Energy Conservation Code)
  • 2018 IMC (International Mechanical Code)
  • 2018 IPC (International Plumbing Code)
  • 2014 NEC (National Electrical Code) (effective March 1, 2015)