<xsd:simpleType name="DocumentType_Enum_Base">
    <xsd:annotation>
        <xsd:documentation source="Description">Defines the specific type of identification or certification document.</xsd:documentation>
        <xsd:appinfo>
            <otm:OTA2Entity type="EnumerationOpen" xmlns:otm="http://www.OpenTravel.org/ns/OTA2/AppInfo_v01_00">DocumentType_Enum</otm:OTA2Entity>
        </xsd:appinfo>
    </xsd:annotation>
    <xsd:restriction base="xsd:string">
        <xsd:enumeration value="NaturalizationCertificate" />
        <xsd:enumeration value="PassportCard" />
        <xsd:enumeration value="CrewMemberCertificate" />
        <xsd:enumeration value="AirNexusCard" />
        <xsd:enumeration value="MerchantMariner" />
        <xsd:enumeration value="Non-standard" />
        <xsd:enumeration value="KnownTravelerNumber" />
        <xsd:enumeration value="RedressNumber" />
        <xsd:enumeration value="PermanentResidentCard" />
        <xsd:enumeration value="PilotsLicense" />
        <xsd:enumeration value="RefugeeTravelDocument" />
        <xsd:enumeration value="BorderCrossingCard" />
        <xsd:enumeration value="VerhicleRegistrationNumber" />
        <xsd:enumeration value="TaxexEmptionNumber" />
        <xsd:enumeration value="InsurancePolicyNumber" />
        <xsd:enumeration value="AlienRegistrationNumber" />
        <xsd:enumeration value="VaccinationCertificate" />
        <xsd:enumeration value="NationalIdentityDocument" />
        <xsd:enumeration value="DriversLicense" />
        <xsd:enumeration value="MilitaryIdentification" />
        <xsd:enumeration value="Passport" />
        <xsd:enumeration value="Visa" />
        <xsd:enumeration value="Other_" />
    </xsd:restriction>
</xsd:simpleType>

• DocumentType_Enum_Base
• ota2-0300:DocumentType_Enum
• ota2-0400:DocType