The purpose of this thesis was to analyze procedure of the creditor in case of insolvency of the debtor with a focus on the process of applying receivables in the insolvency proceedings, reviewing the registered receivables by the insolvency administrator, denying the registered receivables by the entities who have the right to deny receivables and the further fate of receivables that were denied. All this, taking into account the case law that relates to this issue, and in comparison with knowledge from the practical application of insolvency law institutes. The intention of the author was to provide a qualified discourse on the process leading to the determination of the receivable in insolvency proceedings, taking into account the pitfal...