The Katikati Work and Income office has been closed to allow an ''urgent review'' of security in the wake of the Ashburton tragedy.
The Ministry of Social Development closed the office this week as one of several satellite sites around New Zealand. The ministry has also suspended most home visits until further notice.
Acting national commissioner Penny Rounthwaite said in a statement the measures were put in place ''until we're sure of the safest way to offer our services''.
''These measures will be in place until we're sure of the safest way to offer our services.
''Since the incident in Ashburton, there have been a number of threats made against MSD staff. We take these very seriously.