We are passing Tax Registration Number through Integration XML and Quickbooks Desktop UK Version Not accepting on Customer

We are integrating Salesforce to Quickbooks Desktop UK Version.
We are able to Push the Data to all the fields on Customer of Quickbooks Desktop but we are unable to pass value to TaxRegistrationNumber.

Please go through the Request Sent and Response received for reference.

Request sent is :

<?xml version="1.0" encoding="utf-8"?>
<?qbxml version="13.0" ?>
<QBXML>
    <QBXMLMsgsRq onError="continueOnError">
        <CustomerModRq requestID="08e9e308-f550-4b49-aaba-0a84f6d82018:1">
            <CustomerMod>
                <ListID>80000444-1635261201</ListID>
                <EditSequence>1635875461</EditSequence>
                <Name>Mike Test No 4 Company</Name>
                <BillAddress>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street billing</Addr2>
                    <City>shipping city</City>
                    <PostalCode>111111</PostalCode>
                </BillAddress>
                <ShipAddress>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street shipping</Addr2>
                    <City>shipping city</City>
                    <PostalCode>22222</PostalCode>
                    <Country>tywerre</Country>
                </ShipAddress>
                <Phone>[removed]</Phone>
                <Email>[email address removed]</Email>
                <Cc>[email address removed]</Cc>
                <SalesTaxCodeRef>
                    <FullName>S</FullName>
                </SalesTaxCodeRef>
                <SalesTaxCountry>UK</SalesTaxCountry>
                <TaxRegistrationNumber>45353543</TaxRegistrationNumber>
            </CustomerMod>
        </CustomerModRq>
    </QBXMLMsgsRq>
</QBXML>

Response Received =
<?xml version="1.0" ?>
<QBXML>
    <QBXMLMsgsRs>
        <CustomerModRs requestID="08e9e308-f550-4b49-aaba-0a84f6d82018:1" statusCode="0" statusSeverity="Info" statusMessage="Status OK">
            <CustomerRet>
                <ListID>80000444-1635261201</ListID>
                <TimeCreated>2021-10-26T16:13:21+00:00</TimeCreated>
                <TimeModified>2021-11-09T14:21:52+00:00</TimeModified>
                <EditSequence>1636467712</EditSequence>
                <Name>Mike Test No 4 Company</Name>
                <FullName>Mike Test No 4 Company</FullName>
                <IsActive>true</IsActive>
                <Sublevel>0</Sublevel>
                <BillAddress>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street billing</Addr2>
                    <City>shipping city</City>
                    <PostalCode>111111</PostalCode>
                </BillAddress>
                <BillAddressBlock>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street billing</Addr2>
                    <Addr3>shipping city</Addr3>
                    <Addr4>111111</Addr4>
                </BillAddressBlock>
                <ShipAddress>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street shipping</Addr2>
                    <Addr3>reter</Addr3>
                    <Addr4>hjytuj</Addr4>
                    <City>shipping city 22222 tywerre</City>
                </ShipAddress>
                <ShipAddressBlock>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street shipping</Addr2>
                    <Addr3>reter</Addr3>
                    <Addr4>hjytuj</Addr4>
                    <Addr5>shipping city 22222 tywerre</Addr5>
                </ShipAddressBlock>
                <ShipToAddress>
                    <Name>Ship To 1</Name>
                    <Addr1>Mike Test No 4 Company</Addr1>
                    <Addr2>this si the new street shipping</Addr2>
                    <Addr3>reter</Addr3>
                    <Addr4>hjytuj</Addr4>
                    <City>shipping city 22222 tywerre</City>
                    <DefaultShipTo>true</DefaultShipTo>
                </ShipToAddress>
                <Phone>[removed]</Phone>
                <Email>[email address removed]</Email>
                <Cc>[email address removed]</Cc>
                <AdditionalContactRef>
                    <ContactName>Main Phone</ContactName>
                    <ContactValue>[removed]</ContactValue>
                </AdditionalContactRef>
                <AdditionalContactRef>
                    <ContactName>Main Email</ContactName>
                    <ContactValue>[email address removed]</ContactValue>
                </AdditionalContactRef>
                <AdditionalContactRef>
                    <ContactName>CC Email</ContactName>
                    <ContactValue>[email address removed]</ContactValue>
                </AdditionalContactRef>
                <Balance>1770.00</Balance>
                <TotalBalance>1770.00</TotalBalance>
                <SalesTaxCodeRef>
                    <ListID>80000001-1489495407</ListID>
                    <FullName>S</FullName>
                </SalesTaxCodeRef>
                <SalesTaxCountry>UK</SalesTaxCountry>
                <CreditLimit>30000.00</CreditLimit>
                <JobStatus>None</JobStatus>
                <PreferredDeliveryMethod>None</PreferredDeliveryMethod>
                <CurrencyRef>
                    <ListID>80000016-1489495329</ListID>
                    <FullName>British Pound Sterling</FullName>
                </CurrencyRef>
            </CustomerRet>
        </CustomerModRs>
    </QBXMLMsgsRs>
</QBXML>.......