Background check can vary from a week to a month depending on your history. mine took a week but a colleagues (who had previously worked at NAB) took a month.
Answered - Customer service Adviser/ Lead Teller (Former Employee) - Mount Isa QLD
I will just have to wait as checks can take time
Answered - Customer Service 24 years (Former Employee) - Sunbury
This amount of time appears to be extreme. I would follow up as they would be very keen to be given feedback on this process
Answered - Residential Valuer (Former Employee) - Melbourne VIC