Re-offending deportees from Australia cost New Zealand millions

Deportees offences include robbery, assault, kidnapping, burglary and sexual assaults. Photo / iStock

New details are emerging about the re-offending committed by people deported from Australia on poor character grounds.

Documents obtained under the Official Information Act show 26 out of 47 deportees who arrived back in New Zealand between 2013 and 2014 re-offended.

Between them, the 26 were charged with 243 offences which included, robbery, assault, kidnapping, burglary and sexual assaults.

Officials put the cost of their offending at about $3 million since their arrival - that's $115,000 for each offender.

Meanwhile, between 2014 and 2015, 173 deportees arrived from Australia, 34 of whom have been charged with 150 offences since their arrival.