/Docs/G/Org-IAEA-Safety-GSR3-CmA/Sec/5_Existing_0.md
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Where activity concentrations of radon that are of concern for public health are identified on the basis of the information gathered as required in para. 5.19(a), the government shall ensure that an action plan is established comprising coordinated actions to reduce activity concentrations of radon in existing buildings and in future buildings, which includes54: