<xs:complexTypename="LookUpERNRequest"xmlns:xs="http://www.w3.org/2001/XMLSchema"><xs:annotation><xs:documentation>Enhanced Reporting Notification Request.</xs:documentation></xs:annotation><xs:sequence><xs:elementname="EmployerRegistrationNumber"type="pc:employerReg"><xs:annotation><xs:documentation>Employer's PAYE Registration Number.</xs:documentation></xs:annotation></xs:element><xs:elementname="AgentTain"type="pc:agentTAIN"minOccurs="0"><xs:annotation><xs:documentation>Tax Advisor Identification Number. Required if ERN is queried by agent on behalf of employer.</xs:documentation></xs:annotation></xs:element><xs:elementname="SoftwareUsed"type="pn:SoftwareUsed"><xs:annotation><xs:documentation>References to third party software used to lookup ERN.</xs:documentation></xs:annotation></xs:element><xs:elementname="TaxYear"type="pc:taxYear"><xs:annotation><xs:documentation>The tax year to which the ERN lookup relates (YYYY).</xs:documentation></xs:annotation></xs:element><xs:elementname="PPSN"type="pc:EmployeePPSN"minOccurs="1"maxOccurs="unbounded"><xs:annotation><xs:documentation>List of PPSNs for search.</xs:documentation></xs:annotation></xs:element></xs:sequence></xs:complexType>