<?xml version="1.0" encoding="UTF-8"?>
<!--Generated by Standards Editor (build:R1.6.18) on 2022 Feb 11 11:47:40, ISO 20022 version : 2013-->
<xs:schema xmlns="urn:iso:std:iso:20022:tech:xsd:reda.064.001.01" xmlns:xs="http://www.w3.org/2001/XMLSchema" elementFormDefault="qualified" targetNamespace="urn:iso:std:iso:20022:tech:xsd:reda.064.001.01">
    <xs:element name="Document" type="Document"/>
    <xs:simpleType name="ActiveCurrencyCode">
        <xs:restriction base="xs:string">
            <xs:pattern value="[A-Z]{3,3}"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:complexType name="CalendarQueryV01">
        <xs:sequence>
            <xs:element name="MsgHdr" type="MessageHeader9"/>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="SchCrit" type="CalendarSearchCriteria1"/>
            <xs:element maxOccurs="unbounded" minOccurs="0" name="SplmtryData" type="SupplementaryData1"/>
        </xs:sequence>
    </xs:complexType>
    <xs:complexType name="CalendarSearchCriteria1">
        <xs:sequence>
            <xs:element maxOccurs="1" minOccurs="0" name="Yr" type="ISOYear"/>
            <xs:element maxOccurs="1" minOccurs="0" name="Mnth" type="ISOMonth"/>
            <xs:element maxOccurs="1" minOccurs="0" name="Svc" type="SystemAndCurrency1"/>
        </xs:sequence>
    </xs:complexType>
    <xs:simpleType name="CountryCode">
        <xs:restriction base="xs:string">
            <xs:pattern value="[A-Z]{2,2}"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:complexType name="Document">
        <xs:sequence>
            <xs:element name="CalQry" type="CalendarQueryV01"/>
        </xs:sequence>
    </xs:complexType>
    <xs:simpleType name="ExternalEnquiryRequestType1Code">
        <xs:restriction base="xs:string">
            <xs:minLength value="1"/>
            <xs:maxLength value="4"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:simpleType name="ExternalMarketInfrastructure1Code">
        <xs:restriction base="xs:string">
            <xs:minLength value="1"/>
            <xs:maxLength value="3"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:simpleType name="ExternalPaymentControlRequestType1Code">
        <xs:restriction base="xs:string">
            <xs:minLength value="1"/>
            <xs:maxLength value="4"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:complexType name="GenericIdentification1">
        <xs:sequence>
            <xs:element name="Id" type="Max35Text"/>
            <xs:element maxOccurs="1" minOccurs="0" name="SchmeNm" type="Max35Text"/>
            <xs:element maxOccurs="1" minOccurs="0" name="Issr" type="Max35Text"/>
        </xs:sequence>
    </xs:complexType>
    <xs:simpleType name="ISODateTime">
        <xs:restriction base="xs:dateTime"/>
    </xs:simpleType>
    <xs:simpleType name="ISOMonth">
        <xs:restriction base="xs:gMonth"/>
    </xs:simpleType>
    <xs:simpleType name="ISOYear">
        <xs:restriction base="xs:gYear"/>
    </xs:simpleType>
    <xs:complexType name="MarketInfrastructureIdentification1Choice">
        <xs:choice>
            <xs:element name="Cd" type="ExternalMarketInfrastructure1Code"/>
            <xs:element name="Prtry" type="Max35Text"/>
        </xs:choice>
    </xs:complexType>
    <xs:simpleType name="Max350Text">
        <xs:restriction base="xs:string">
            <xs:minLength value="1"/>
            <xs:maxLength value="350"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:simpleType name="Max35Text">
        <xs:restriction base="xs:string">
            <xs:minLength value="1"/>
            <xs:maxLength value="35"/>
        </xs:restriction>
    </xs:simpleType>
    <xs:complexType name="MessageHeader9">
        <xs:sequence>
            <xs:element name="MsgId" type="Max35Text"/>
            <xs:element maxOccurs="1" minOccurs="0" name="CreDtTm" type="ISODateTime"/>
            <xs:element maxOccurs="1" minOccurs="0" name="ReqTp" type="RequestType4Choice"/>
        </xs:sequence>
    </xs:complexType>
    <xs:complexType name="RequestType4Choice">
        <xs:choice>
            <xs:element name="PmtCtrl" type="ExternalPaymentControlRequestType1Code"/>
            <xs:element name="Enqry" type="ExternalEnquiryRequestType1Code"/>
            <xs:element name="Prtry" type="GenericIdentification1"/>
        </xs:choice>
    </xs:complexType>
    <xs:complexType name="SupplementaryData1">
        <xs:sequence>
            <xs:element maxOccurs="1" minOccurs="0" name="PlcAndNm" type="Max350Text"/>
            <xs:element name="Envlp" type="SupplementaryDataEnvelope1"/>
        </xs:sequence>
    </xs:complexType>
    <xs:complexType name="SupplementaryDataEnvelope1">
        <xs:sequence>
            <xs:any namespace="##any" processContents="lax"/>
        </xs:sequence>
    </xs:complexType>
    <xs:complexType name="SystemAndCurrency1">
        <xs:sequence>
            <xs:element name="SysId" type="SystemIdentification2Choice"/>
            <xs:element maxOccurs="1" minOccurs="0" name="SysCcy" type="ActiveCurrencyCode"/>
        </xs:sequence>
    </xs:complexType>
    <xs:complexType name="SystemIdentification2Choice">
        <xs:choice>
            <xs:element name="MktInfrstrctrId" type="MarketInfrastructureIdentification1Choice"/>
            <xs:element name="Ctry" type="CountryCode"/>
        </xs:choice>
    </xs:complexType>
</xs:schema>
