The UNDT found that the Application and the claims contained in it were time barred and not receivable. Time Limits: It is an Applicant’s responsibility to ensure that he or she is aware of the applicable procedure in the context of the administration of justice at the United Nations and ignorance cannot be invoked as an excuse for filing out of the stipulated time limits. Applicants must strictly adhere to procedural requirements prior to the commencement of formal litigation proceedings.