Appendixes for the company tax return
Additional information to help you understand and complete certain sections of your company tax return.
Published 28 May 2025
Use Appendix 1 to help you locate the company tax rates.
Use Appendix 2 to work out the foreign country and jurisdictional codes.
Use Appendix 3 to help you work out your deduction for capital works.
Use Appendix 4 to help you with uniform capital allowances.
Use Appendix 5 to help you apply the net forgiven amount of commercial debt.
Use Appendix 6 to work out if the thin capitalisation/debt deduction creation rules apply and what to do if affected.
Use Appendix 7 to help you work out the taxation treatment of pooled development funds (PDFs) and investors.
Use Appendix 8 to work out if you're a personal services business, the PSI rules apply and you need to limit deductions.
Use Appendix 9 for general information to help you complete your tax return.
Use Appendix 10 to work out depreciation deductions as a small business entity.
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