The ancillary costs referred to in the last paragraph of article L. 513-11 include insurance and bonding costs, sums due to the guarantee fund for social accession and home ownership referred to in Article L. 312-1 of the Code de la construction et de l’habitation, the sums due to the depositary of the issue as well as those relating to the appraisal of receivables, the maintenance and repair of buildings that have become the property of the société de crédit foncier following the realisation of securities held by the latter, as well as all other costs incurred to ensure the conservation of assets and guarantees received, and to preserve the rights of preferential creditors.