AUSTRALIAN TAX TREATIES
As amended by the Singaporean Exchange of Notes (No 1), the Singaporean Exchange of Notes (No 2), the Singaporean Exchange of Notes (No 3), the Singaporean Protocol (No 1) and Singaporean Protocol (No 2)
The Multilateral Convention to Implement Tax Treaty Related Measures to Prevent Base Erosion and Profit Shifting (the MLI) has modified the application of this tax treaty. A synthesised text of the MLI and this tax treaty is available to facilitate the understanding of how the MLI modifies this tax treaty.
This Agreement shall come into force on the date on which the last of all such things shall have been done in Australia and Singapore as are necessary to give the Agreement the force of law in Australia and Singapore so far as its provisions affect Australian tax and Singapore tax respectively 
The Agreement entered into force 4 June 1969.and shall thereupon have effect -
(a) in Australia -
(i) in respect of withholding tax on income that is derived by a non-resident, in respect of income derived on or after 1st July, 1969;
(ii) in respect of other Australian tax, for any year of income beginning on or after 1st July, 1969;
(b) in Singapore -
for any year of assessment beginning on or after 1st January, 1970.