Updated:
NSW -
annual Roadworthy
NT -
annual Roadworthy
QLD -
Seller must obtain
RWC (Safety Certificate)
prior to sale.
WA -
NO Roadworthy ("Over the pits") except for
unregistered vehicles or interstate vehicles owned for less than 12 months by the registering party
Interstate or overseas vehicle NO Rego sticker
SA - same as WA (except for 12 month rule possibly)
VIC - same as QLD
TAS - same as WA (except for 12 month rule possibly) - also still have rego sticker unlike WA and SA
ACT - same as QLD
All states require RWCs for vehicles deemed defective by transport or police inspectors.