With interest rates at record lows and only low deposit requirements, why wouldn't they be?
Most data on first home buyers are collected by the Australian Prudential Regulation Authority (APRA) under the Financial Sector (Collection of Data) Act 2001. APRA is contacting lenders on behalf of the ABS to investigate whether lenders experience any difficulties reporting on loans to first home buyers. The outcomes from the investigation will be published on the ABS website."
In short, APRA will phone the lenders, the lenders will say "no issues here, guv" (as indeed, one would), and that will likely be the end of that.