Formal requirements:
Australia terminated its Golden Visa scheme in 2024.
Other investment opportunities [Brief overview]:
Significant Investor Stream
This provisional visa is for people who invest at least A$5million in Australian investments that meet certain requirements and maintain investment activity in Australia. The visa is up to 5 years at a time. In order to obtain this visa, you must:
Be invited to apply for this visa
Be nominated by a State or Territory Government or Austrade to invest at least A$5million that meets certain requirements and have a genuine intention to hold that investment for the life of your provisional visa
Have a genuine intention to live in the State or Territory whose government agency nominates you
Not have a history of involvement in unacceptable activities
Have functional English
You can bring members of your family with you under this visa and you can apply for a permanent visa (subclass 888) if certain requirements are met.
Document link for further information.
Business Innovation and Investment (Provisional) visa (subclass 188) Significant Investor stream