<xs:complexTypename="ReturnPeriod"xmlns:xs="http://www.w3.org/2001/XMLSchema"><xs:annotation><xs:documentation>Data Item Ref: N/A. The period the return relates to.</xs:documentation></xs:annotation><xs:sequence><xs:elementname="PeriodStartDate"type="xs:date"><xs:annotation><xs:documentation>Data Item Ref: 203. Period start date e.g. 01/01/2019. Used to identify the period the request relates to.</xs:documentation></xs:annotation></xs:element><xs:elementname="PeriodEndDate"type="xs:date"><xs:annotation><xs:documentation>Data Item Ref: 204. Period end date e.g.31/01/2019. Used to identify the period the request relates to.</xs:documentation></xs:annotation></xs:element></xs:sequence></xs:complexType>