Sydney’s long-suffering commuters could be stuck on replacement buses for even longer, as the final stage of the $29bn M1 ...

The date for the opening hinges on high-speed train testing, which is due to start within weeks, and final regulatory approval for passenger services.

Premier Chris Minns refused to be drawn on the reasons for the delay and whether the cost had blown out because the time to convert the line had doubled.

Sydney’s northwest would host over 9000 more new homes and a shopping district under NSWe-led plans to rezone 55 hectares of ...