<xs:element name="FareBasisCodes" minOccurs="0">
    <xs:annotation>
        <xs:documentation xml:lang="en">This is a collection of fare basis codes.</xs:documentation>
    </xs:annotation>
    <xs:complexType>
        <xs:sequence>
            <xs:element name="FareBasisCode" maxOccurs="16">
                <xs:annotation>
                    <xs:documentation xml:lang="en">Fare basis code for the price for this PTC</xs:documentation>
                </xs:annotation>
                <xs:complexType>
                    <xs:simpleContent>
                        <xs:extension base="StringLength1to16">
                            <xs:attribute name="FlightSegmentRPH" type="RPH_Type" use="optional">
                                <xs:annotation>
                                    <xs:documentation xml:lang="en">A reference to the flight segment associated with this fare basis code.</xs:documentation>
                                </xs:annotation>
                            </xs:attribute>
                            <xs:attribute name="NotValidBefore" type="xs:date" use="optional">
                                <xs:annotation>
                                    <xs:documentation xml:lang="en">The date before which the fare basis code is not valid.</xs:documentation>
                                </xs:annotation>
                            </xs:attribute>
                            <xs:attribute name="NotValidAfter" type="xs:date" use="optional">
                                <xs:annotation>
                                    <xs:documentation xml:lang="en">The date after which the fare basis code is not valid.</xs:documentation>
                                </xs:annotation>
                            </xs:attribute>
                        </xs:extension>
                    </xs:simpleContent>
                </xs:complexType>
            </xs:element>
        </xs:sequence>
    </xs:complexType>
</xs:element>