Mobility is defined as periodic moves of staff to new or re-classified positions within the same or different occupational group/functional area, laterally or to a different level, within the same or different duty station.
A TA is a staff appointment governed by the amended UN Staff Regulations and Rules for activities expected to be of a finite and temporary duration not exceeding one year and 364 calendar days.
Movement of a staff member from one organization to another under conditions which give the staff member no right to return to the releasing organization.