13 Jun 2019 Deferral notification registered agents 4 June
On 4 June 2019, the ATO experienced system issues that may have affected your ability to meet your clients' lodgment or payment obligations for the 5 June concessional arrangement.
Your clients will not be subject to penalties, interest or follow-up action providing lodgment is made by 11 June 2019.
You do not need to lodge a deferral application.
More information can be found here.