KMT428

If your substantive visa is cancelled any bridging visa will also be cancelled, however if you have previously applied for another substantive visa, you can apply for a BVE to remain in Australia until your visa application has been finally determined.

11 hours ago, Nemesis said:

If you quit your job and the 457 is cancelled, your bridging visa will also be cancelled and you will eed to leave australia, or become unlawful.

if your BVA is cancelled because your UC 457 has been cancelled, you can apply for BVE to remain in Australia until your UK 820 is finally determined.