The anti-corruption watchdog has confirmed it is still investigating high-profile former Liberal staffer Bruce Lehrmann and his one-time media minder, after it was revealed their homes were raided over the failed French submarine deal.

In the latest twist featuring Mr Lehrmann, the National Anti-Corruption Commission is probing whether he and John Macgowan were involved in leaking documents relating to submarines over the period March and April 2019 – an allegation Mr Macgowan claims stems from him “stirring up” a journalist.