Dallas County reinstates radon mitigation rules for new construction

YOU CAN WATCH THOSE CONVERSATIONS THIS WEEK ON CLOSE UP. THAT SUNDAY MORNING AT 1030, AND THE DALLAS COUNTY BOARD OF SUPERVISORS IS UPDATING ITS RULES ON RADON MITIGATION. THE CHANGE ALIGNS WITH THE NEW STATE LAW THAT REQUIRES PASSIVE SYSTEMS. IN ALL NEW BUILDS. THE BOARD HAD REMOVED ITS RADON MITIGATION REQUIREMENT IN 2006. THE CODE CHANGE COMES BEFORE THE STATE LAW TAKES EFFECT. THE COUNTY SAYS IT’S NOW DISCUSSING PERMIT AND INSPECTION FEES. IT’S REALLY GOING TO BE ANYWHERE FROM 1 TO 2 VISITS. IN ADDITION TO WHAT WE’RE ALREADY DOING. SO THERE’S A DIRECT COST TO THE COUNTY IN TERMS OF THE MILEAGE. INITIALLY, WE’RE PROBABLY LOOKING AT DOING THAT $8

Dallas County reinstates radon mitigation rules for new construction

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Updated: 2:10 PM CDT Jun 12, 2026

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The Dallas County Board of Supervisors in Iowa has updated its radon mitigation rules to align with a new state law requiring passive systems in all new builds.The board had removed its radon mitigation requirement in 2006. The code change is being implemented before the state law takes effect July 1, and the county is now discussing permit and inspection fees.WATCH: Iowa governor signs law mandating radon mitigation systems in new homes

ADEL, Iowa —

The Dallas County Board of Supervisors in Iowa has updated its radon mitigation rules to align with a new state law requiring passive systems in all new builds.

The board had removed its radon mitigation requirement in 2006.

The code change is being implemented before the state law takes effect July 1, and the county is now discussing permit and inspection fees.

WATCH: Iowa governor signs law mandating radon mitigation systems in new homes