The Western Australia's Department for Child Protection and family support has been made aware of police information over "allegations of the father's criminal background" in the case involving Down Syndrome baby Gammy.
A spokesman told the BBC: "Last night we were made aware of certain information by the police regarding allegations of the father's criminal background."
More top news
Daily Dose, a short summary of the day's election campaign stories.
It has been confirmed that the 2015 world tour of top Gear Live will go ahead, renamed Clarkson, Hammond and May Live.
A new ITV news/ComRes poll in Scotland suggests there is serious trouble ahead for Labour.