21 July
- Lodge and pay June 2018 monthly business activity statement.
- Lodge and pay quarter 4, 2017–18 PAYG instalment activity statement for head companies of consolidated groups.
28 July
- Lodge and pay quarter 4, 2017–18 activity statement if lodging by paper.
- Pay quarter 4, 2017–18 instalment notice (form R, S or T). Lodge the notice only if you vary the instalment amount.
- Make super guarantee contributions for quarter 4, 2017–18 to funds by this date.Employers who do not pay minimum super contributions for quarter 4 by this date must pay the super guarantee charge and lodge a Superannuation guarantee charge statement – quarterly (NAT 9599) by 28 August 2018.
Note: The super guarantee charge is not tax deductible
31 July
- Lodge TFN report for closely held trusts if any beneficiary quoted their TFN to a trustee in quarter 4, 2017–18.
- Lodge Venture capital deficit tax return for June balancers.
- Lodge Franking account return for 30 June balancers if there is an amount payable.
- Lodge Early stage innovation company report.
NOTE:
- As some dates may vary, please ensure you contact the Australian Taxation Office to double check any dates in question.
- When the due date for lodgment or payment falls on a Saturday, Sunday, or public holiday, it may be done on the next business day.