The JAAB’s role is to advise the Director-General as to the merits of the grievances submitted to it and assist him in taking a final decision, based on an examination of the relevant facts and documents, having regard to the official's contract of employment and in accordance with the Staff Regulations, generally recognized principles of international administrative law, existing collective agreements, and other rules governing the terms and conditions of employment.

(Source: Collective Agreement on Conflict Prevention and Resolution between the International Labour Office and the ILO Staff Union, art. 3).