Children in asylum-seeking families are increasingly subject to deterrent host nation policies that undermine security in the post-migration context, however, little is known on the mental health consequences of such policy. This study examined the impact of prolonged visa insecurity on child mental health, by comparing two cohorts of refugee children entering Australia between 2010 and 2013, distinguished by visa security. To read the full article, choose Open Athens “Institutional Login” and search for “Midlands Partnership”.