A. Radon Report :

1. A radon report is required unless an exception listed in Section 9.6.3.2.C applies.

2. The radon report shall be included in the pre-application, or application, as applicable. For new construction, or substantial rehabilitations or conversions where early testing is not feasible, the radon report must be submitted to HUD at the final completion inspection[40] . Applications (including those for which early testing is not feasible) must include the radon mitigation system in the architectural plans, as HUD relies on the Project Architect to design and incorporate any required radon mitigation system consistent with the relevant standard. HUD encourages the Architect to seek

40 For phased new construction projects, HUD will require the radon report at the final completion inspection of the final project phase. For intermediate project phases, HUD will accept the Pressure Field Extension Evaluation results (required under CC-1000) for each building in lieu of a radon report.

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Chapter 9 Environmental Review and Requirements 9.6 Environmental Laws and Authorities

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technical advice from a radon professional should the Architect believe it to be necessary in their professional judgment or if it is required by the relevant mitigation standard.

3. The radon report shall include the results of any testing performed, the sampling strategy as applicable, the details of any mitigation deemed necessary, and the timing of any such mitigation. The radon report must be signed and certified as to its compliance with the requirements of this section by a Radon Professional and include copies of appropriate certifications and/or licenses.