Wentworth: Partial election in seat vacated by Turnbull set for October 20

A political poster is seen in the window of Malcolm Turnbull's electoral office for the federal seat of Wentworth in Sydney,

Voters at the seat of former Prime Minister Malcolm Turnbull of Wentworth will go to the polls on October 20.

The Speaker of the House of Representatives, Tony Smith, told parliament that the brief for the by-elections will be issued on Monday and that the electoral lists will be closed on September 24.

The candidacies of the candidates expire on September 27.

More to come.