A New Tax System (Tax Administration) Act (No. 2) 2000 (91 of 2000)
Schedule 4A Income tax deductions for GST-related expenditure
Income Tax Assessment Act 1997
7 At the end of subsection 25-80(1)
Add:
If you have already deducted the expenditure but you fail to comply with paragraph (d) of this subsection, your assessment may be amended to disallow the deduction.