Is this calendar comprehensive?

It covers every major federal compliance deadline plus the highest-volume state deadlines. State payroll tax, retail trading hours and licensing renewals have their own state cycles — see the state hubs (/states/nsw, /states/vic, etc.) for state-specific lists.

How do I subscribe via my calendar app?

Copy the link rulesmate.com.au/api/deadlines.ics and add it as a subscription in Outlook / Google Calendar / Apple Calendar. New and updated deadlines flow through automatically.

What time zone are deadlines in?

All deadlines are AEST/AEDT (Sydney time) unless explicitly noted. State deadlines follow that state's local time.

What if I'm exempt from one of these?

Most deadlines have entity-size or industry triggers (WGEA ≥100 emp, Modern Slavery ≥$100M, ASRS thresholds). Each obligation page on Rules Mate shows the exact triggers. The Fingerprint tool filters this for you.

Australian compliance calendar 2026–2027: every deadline you need

A month-by-month list of every major Australian compliance deadline for 2026 and 2027 — tax, super, AML, privacy, climate, WHS, modern slavery. Free .ics download.

How to use this calendar

This is the reference index. Every entry below links to the underlying Rules Mate obligation page (with source citations) or regulator guidance. Bookmark the page or subscribe to the live .ics feed so new and changed deadlines flow into your calendar automatically.

Three filters worth applying:

Jurisdiction — most deadlines are Commonwealth, but state taxes (payroll, land, stamp duty) and state WHS notifications have their own cycles.
Entity type — large entities (ASRS Group 1, WGEA ≥100 emp, Modern Slavery ≥$100M) face deadlines small businesses don't.
Industry — financial services, NDIS providers, RTOs, AHPRA-registered practitioners and aged care have sector-specific cycles on top of the universal ones.

Q3 2026 (Jul – Sep)

Date	Deadline	Applies to
1 Jul 2026	Payday Super commences (super within 7 days of pay)	Every employer with paid employees
1 Jul 2026	AML/CTF Tranche 2 commences for new sectors (lawyers, accountants, real estate, conveyancers, TCSPs, precious metals)	~90,000 newly regulated entities
1 Jul 2026	New financial year tax thresholds + super guarantee rate adjustments	All entities
1 Jul 2026	CPS 230 commences for RSE licensees (super fund trustees)	RSE licensees
21 Jul 2026	Q4 (Jun) IAS / BAS lodgement	GST-registered entities (quarterly)
28 Jul 2026	Q4 superannuation guarantee due (Apr–Jun 2026) — last pre-Payday Super quarter	Employers
29 Jul 2026	AUSTRAC enrolment deadline for Tranche 2 entities	Designated service providers
31 Aug 2026	TPAR (Taxable Payments Annual Report) lodgement	Building + cleaning + couriers + IT services
30 Sep 2026	Annual reviews due — first-half ASIC company annual reviews	Pty Ltd / Ltd companies (review month = registration month)

Q4 2026 (Oct – Dec)

Date	Deadline	Applies to
28 Oct 2026	Q1 IAS / BAS lodgement + super guarantee	GST + employers
31 Oct 2026	Income tax return lodgement (no agent)	Self-lodgers
1 Nov 2026	Workplace sexual-harassment NDA ban commences	Every employer
10 Dec 2026	Privacy Act ADM transparency + Children's Online Privacy Code commence (NOT the small-business exemption removal, which is proposed but not yet law)	Existing APP entities
31 Dec 2026	Climate Disclosure Group 2 reporting period ends ($200M revenue / $500M assets / 250 emp threshold)	Group 2 entities

Q1 2027 (Jan – Mar)

Date	Deadline	Applies to
28 Jan 2027	Q2 super guarantee due (Oct–Dec 2026)	Employers
28 Feb 2027	Q2 IAS / BAS lodgement	GST-registered
15 Mar 2027	FAR commences for insurers (general / life / private health) and RSE licensees	APRA-regulated insurers + super trustees
31 Mar 2027	Modern Slavery Statement due (FY26 reporting period)	Entities ≥$100M consolidated revenue
31 Mar 2027	WGEA reporting period closes (1 Apr 2026 – 31 Mar 2027)	Non-public-sector employers ≥100 emp
31 Mar 2027	FBT year ends	Employers with fringe benefits

Q2 2027 (Apr – Jun)

Date	Deadline	Applies to
21 Apr 2027	Q3 IAS / BAS lodgement	GST-registered
28 Apr 2027	Q3 super guarantee due	Employers
21 May 2027	FBT return + payment due	Employers w/ fringe benefits
31 May 2027	WGEA report lodgement (pay-gap data published)	≥100 emp employers
30 Jun 2027	EOFY — finalise STP, prepare PAYG summaries	All employers

Recurring monthly + quarterly

Monthly payroll tax — NSW, VIC, QLD, WA, SA, NT, ACT, TAS (state-specific dates, usually 7th of following month)
Monthly IAS — if turnover > $20M (PAYG-W instalments)
Quarterly BAS — 28 Oct / 28 Feb / 28 Apr / 28 Jul
Quarterly super guarantee — 28 Oct / 28 Jan / 28 Apr / 28 Jul (UNTIL 1 July 2026, then Payday Super = within 7 days of each pay event)
PAYG instalments — alongside BAS for GST-registered, separately for others
AHPRA CPD declaration — annual, on registration renewal anniversary
NDIS quarterly reportable incident summary — registered providers

Subscribe via .ics

The full calendar is available as a subscribable feed:

iCalendar (.ics): rulesmate.com.au/api/deadlines.ics — subscribe in Outlook / Google Calendar / Apple Calendar to get new + changed deadlines automatically. 14-day reminders included.
RSS: Changelog RSS for corpus updates · Site-wide RSS for everything

For a personalised list of which of these actually apply to YOUR business, run the Compliance Fingerprint — 2-minute structured assessment maps your entity, industry and size to every obligation that triggers.