According to SMH.com.au shooting for Banished begins in Sydney on April 7th. 

And Banished, the first local commission, about the early days of Australia's penal colony, begins filming in Sydney on April 7.

Several articles about Banished appeared in the last couple of days, as the broadcast plans for the new BBC channel for Australia were announced. 

Banished is described as an epic seven part series loosely inspired by events in the 18th century when Britain established a penal colony on the other side of the world. It charts the lives, loves, relationships and battle for survival of a group of convicts, the marines that guard them and men who govern them in the early days of this settlement. It will be produced by RSJ Films (Accused, The Street) and See-Saw Films (Top Of The Lake, The King’s Speech, Shame). Dan Percival will direc tepisodes 1 -3 and Jeffrey Walker directs episodes 4 – 7. Shaun Duggan (Accused) has written episode five. TV Tonight