Former resources minister Matt Canavan says he has not breached section 44 of the constitution, but refused to release documents relating to his mother's application for his Italian citizenship.
Matthew Knott is the education and Senate correspondent for the Sydney Morning Herald and The Age, based in Parliament House
Experts say it would be "highly irregular" for an adult to gain Italian citizenship without actively participating in the process.
Liberal MPs are preparing to turn Tony Abbott's words against him as they push to ditch the plebiscite.
Labor is preparing to put a compromise technology known as fibre-to-the-kerb at the centre of its plans for the National Broadband Network should it win the next election.
Prominent conservatives within the Coalition are split over whether to hold a postal vote plebiscite on same-sex marriage.
Tony Abbott has applauded Prime Minister Malcolm Turnbull for offering "unequivocal support" for his bid to overhaul the way the NSW Liberal Party preselects its candidates.
"Weakening encrypted systems for them would mean weakening it for everyone."
Josh Frydenberg has always been a man in a hurry.
Technology companies such as Apple and Facebook will be forced to hand over encrypted messages to police under new laws.
The Greens have backed down on decision to exclude Lee Rhiannon from party room debates.