Sussan Ley confident she will survive as opposition leader and says door is open to Nationals rejoining Coalition

David Littleproud says it’s not up to him to determine who the Liberal leader is, despite his comments on Thursday that he would not work with Ley

• Follow our Australia news live blog for latest updates

• Get our breaking news email, free app or daily news podcast

Sussan Ley says her likely leadership rivals Angus Taylor and Andrew Hastie remain committed to her position, as speculation grows about an imminent challenge to the embattled Liberal leader.

A day after the Nationals leader, David Littleproud, split the Coalition and said his party would not serve under Ley’s leadership, the opposition leader told Channel Seven on Friday she expected to remain in the top job.