<xs:elementminOccurs="0"name="TypeTranche"nillable="true"type="tns:TypeTranche"xmlns:xs="http://www.w3.org/2001/XMLSchema"><xs:annotation><xs:appinfo/><xs:documentationxml:lang="fr-FR">Type de tranche.
Si non renseigné, Amortissable.</xs:documentation></xs:annotation></xs:element>