As a preliminary matter, UNAT declined the Appellants’ request for an oral hearing based on the length and complexity of the background of the appeal and that it was not persuaded that it was in the interests of justice to hold one. On the Appellants’ argument that UNAT had erred previously in establishing the criteria in permanent appointment conversion cases, UNAT noted that they were effectively requesting a revision of two previous UNAT judgments and held that they were time-barred from doing so. UNAT held that the criteria in permanent appointment conversion cases, as previously...