SMSF property investors have been left scrambling after the last minute-borrowing ban, which some say will unfairly impact everyday Australians trying to get ahead.

Investment from self-managed super funds plays a crucial role in making projects viable, developers say. Without that investment many projects may not go ahead.

This ill-considered ban works against efforts to increase housing supply and affordability, and it has created uncertainty for those planning for retirement.

The legislation targeting residential property has inadvertently trapped mixed-use assets and vacant commercial land.

SMSF property investors have been left scrambling after the last minute-borrowing ban, which some say will unfairly impact everyday Australians trying to get ahead.