(b) Contracts containing the Integration of Environment, Safety and Health into Work Planning and Execution clause at 970.5223-1, as prescribed by 952.223-71, or the Radiation Protection and Nuclear Criticality clause at 952.223-72 must also include the Preservation of Individual Occupational Radiation Exposure Records clause at 952.223-75, and the Access to and Ownership of Records clause at 970.5204-3, which will necessitate retention of records in accordance with the National Archives and Records Administration (NARA)-approved DOE Records Disposition Schedules, rather than those found at FAR Subpart 4.7.