0681cf4e_l___investment_borrowing___NAB__Fee_exemptions_apply_
[Transaction fees] Fixed rate options [Fee exemptions apply.] 
Interest only options on fixed rate lending lets you pay interest annually in advance (for investment loans) or monthly in arrears, allowing you to take advantage of tax and cash flow timing benefits.
Portfolio Facility - organise your personal & investment borrowing - NAB
Fee exemptions apply.