Dallas County aligns building code with state law to require passive radon mitigation in new homes

Jun 9, 2026

County staff presented an ordinance to amend the local construction code to adopt IRC Appendix AF radon control methods after state House File 2297 requires passive radon systems in new single‑ and two‑family homes; staff recommended adoption to conform county rules with state law.

The full story

The Board received and reviewed a proposed amendment to the Dallas County construction code to require passive radon mitigation in new single‑family and two‑family homes, aligning county regulations with recently adopted state law.

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