Office of New Reactors; Notice of Availability of the Final Interim Staff Guidance DC/COL-ISG-03 on Probabilistic Risk Assessment Information To Support Design Certification and Combined License Applications

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The NRC is issuing its Final Interim Staff Guidance (ISG) DC/ COL-ISG-03 (ADAMS Accession No. ML081430087). This ISG supplements the guidance provided to the staff in section 19.0, "Probabilistic Risk Assessment and Severe Accident Evaluation for New Reactors," of NUREG- 0800, "Standard Review Plan for the Review of Safety Analysis Reports for Nuclear Power Plants," concerning the review of probabilistic risk assessment (PRA) information and severe accident assessment submitted to support design certification (DC) and combined license (COL) applications. The NRC staff issues DC/COL-ISGs to facilitate timely implementation of the current staff guidance and to facilitate activities associated with review of applications for DC and COLs by the Office of New Reactors. The NRC staff will also incorporate the approved DC/COL-ISGs into the next revision to the review guidance documents for new reactor applications. Disposition: On February 12, 2008, the staff issued the proposed ISG "Probabilistic Risk Assessment Information to Support Design Certification and Combined License Applications," (COL/DC-ISG-003) (ADAMS Accession No. ML080370218) to solicit public and industry comment. The sta