<xsd:simpleType name="CVEnumISMatomicEnergyMarkingsValues">
  <xsd:annotation>
    <xsd:documentation>(U) All currently valid Atomic Energy information markings from the published register PERMISSIBLE VALUES The permissible values for this simple type are defined in the Controlled Value Enumeration: CVEnumISMatomicEnergyMarkings.xml</xsd:documentation>
  </xsd:annotation>
  <xsd:union>
    <xsd:simpleType>
      <xsd:restriction base="xsd:token">
        <xsd:pattern value="RD-SG-[1-9][0-9]?">
          <xsd:annotation>
            <xsd:documentation>RD-SIGMA-#, # represents the SIGMA number which may be between 1 and 99.</xsd:documentation>
          </xsd:annotation>
        </xsd:pattern>
        <xsd:pattern value="FRD-SG-[1-9][0-9]?">
          <xsd:annotation>
            <xsd:documentation>FRD-SIGMA-#, # represents the SIGMA number which may be between 1 and 99.</xsd:documentation>
          </xsd:annotation>
        </xsd:pattern>
      </xsd:restriction>
    </xsd:simpleType>
    <xsd:simpleType>
      <xsd:restriction base="xsd:token">
        <xsd:enumeration value="RD">
          <xsd:annotation>
            <xsd:documentation>RESTRICTED DATA</xsd:documentation>
          </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="RD-CNWDI">
          <xsd:annotation>
            <xsd:documentation>RD-CRITICAL NUCLEAR WEAPON DESIGN INFORMATION</xsd:documentation>
          </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="FRD">
          <xsd:annotation>
            <xsd:documentation>FORMERLY RESTRICTED DATA</xsd:documentation>
          </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="DCNI">
          <xsd:annotation>
            <xsd:documentation>DoD CONTROLLED NUCLEAR INFORMATION</xsd:documentation>
          </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="UCNI">
          <xsd:annotation>
            <xsd:documentation>DoE CONTROLLED NUCLEAR INFORMATION</xsd:documentation>
          </xsd:annotation>
        </xsd:enumeration>
        <xsd:enumeration value="TFNI">
          <xsd:annotation>
            <xsd:documentation>TRANSCLASSIFIED FOREIGN NUCLEAR INFORMATION</xsd:documentation>
          </xsd:annotation>
        </xsd:enumeration>
      </xsd:restriction>
    </xsd:simpleType>
  </xsd:union>
</xsd:simpleType>