- The information about the family relationships under the same PayerID (Insurance company).
- This value must be (Principal) if the member does not have any relation with another insured member under the same PayerID.
- This value will have the relation with the insured family member if one exists.
- The field must have one of the values below:
- Principal
- Spouse
- Child
- Parent
- Other

<xs:simpleType name="MemberRelation">
    <xs:annotation>
        <xs:documentation>
        - The information about the family relationships under the same PayerID (Insurance company).
        - This value must be (Principal) if the member does not have any relation with another insured member under the same PayerID.
        - This value will have the relation with the insured family member if one exists.
        - The field must have one of the values below:
        - Principal
        - Spouse
        - Child
        - Parent
        - Other
      </xs:documentation>
    </xs:annotation>
    <xs:restriction base="xs:string">
        <xs:enumeration value="Principal" />
        <xs:enumeration value="Spouse" />
        <xs:enumeration value="Parent" />
        <xs:enumeration value="Child" />
        <xs:enumeration value="Other" />
    </xs:restriction>
</xs:simpleType>