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Understanding the 12-Month De Facto Relationship Rule for Australian Partner Visas

Introduction: Applying for an Australian Partner Visa as a de facto couple can be complex, especially when it comes to the 12-month de facto relationship rule. This rule applies to both onshore (subclass 820/801) and offshore (subclass 309/100) partner visa applications. In simple terms, if you’re not legally married, you generally must show you’ve been in a de facto relationship for at least one year before applying. In this blog, we’ll break down what qualifies as a de facto relationship under Australian immigration law, explain the 12-month rule (including exceptions if you haven’t lived together for a full year), outline how to meet the evidence requirements, and highlight common application mistakes to avoid. Our goal is to help couples understand their eligibility and prepare a successful, hassle-free partner visa application.

What Qualifies as a De Facto Relationship in Australia?

Under Australian immigration law, a de facto relationship is more than just dating –it’s essentially a committed partnership similar to a marriage, without being legally married. The Migration Act 1958 defines a de facto couple as two people (of any gender) who:

  • are not married to each other and not closely related by family,
  • have a mutual commitment to a shared life together (to the exclusion of all others),
  • the relationship is genuine and continuing, and
  • they live together or at least do not live separately on a permanent basis.

In other words, you and your partner must share your lives in a genuine, marriage-like way. Importantly, there’s no specific requirement that you must have lived together for any minimum period under the law – the key is that any separation is only temporary.

The 12-Month De Facto Relationship Rule Explained

For partner visa applications, simply being in a de facto relationship is not enough – you normally need to show that the de facto relationship has existed for at least 12 months immediately before you lodge the application. This is often referred to as the “12-month rule.” It means from the date you submit your visa application, you should be able to count back one year of being together as a de facto couple. This one-year period is measured from when your relationship became de facto – i.e. when you started living together or otherwise committed to a shared life – not necessarily from when you first met or started dating.

Do we need to live together for the whole year? Not necessarily. While living together is a common trait of genuine relationships, the Department of Home Affairs does not require that you physically cohabitate every single day of the 12months. Short periods of being apart (due to work travel, family obligations, pandemic border closures, etc.) are acceptable, as long as these separations are temporary and you’ve lived together at some point during the relationship. What’s crucial is that throughout that year you maintained the relationship and did not break up or live permanently apart. You might need to provide extra evidence (like continued communication, visits, plans to reunite) if you spent significant time living in different places, to prove you weren’t separated permanently.

It’s also worth noting that the 12-month rule only applies to de facto couples. If you are legally married to your partner, this particular requirement doesn’t apply – a marriage certificate is generally sufficient proof of the relationship (though you still need evidence your marriage is genuine). For de facto partners, however, the one-year relationship duration is a critical eligibility factor. Failing to meet it is one of the most common reasons de facto partner visa applications get refused. In fact, lodging an application too early (before you have 12 months together or an exemption in place) can lead to an outright refusal.

Exceptions to the 12-Month Requirement (When You Haven’t Lived Together a Full Year)

Australian immigration law does build in some important exceptions to the 12-month de facto rule. So if you haven’t reached a full year together, don’t panic – you might still be eligible to apply now under certain conditions:

  • Registered Relationship: If you and your partner register your relationship with an Australian state/territory registry, the 12-month requirement can be waived. Relationship registration is available in many parts of Australia (including New South Wales, Victoria, Queensland, South Australia, Tasmania, and the ACT) and provides official recognition of your de facto relationship. For immigration purposes, a registered relationship is treated as evidence of a committed partnership – migration regulations explicitly state that the 12-month relationship rule does not apply if the de facto relationship is registered under a prescribed state/territory law.
  • Compelling or Compassionate Circumstances: The 12-month rule can be waived if there are exceptional reasons. The most common example is having a child together (or expecting one), which is generally accepted as strong grounds. Other circumstances, like serious illness or hardship, may also qualify. Each case is assessed individually, so you’ll need evidence (e.g. a birth certificate or medical records) and proof your relationship is genuine and ongoing.

Meeting the Evidence Requirements for a De Facto Partner Visa

To prove your relationship is genuine and meets the de facto visa requirements, you must provide evidence across four key areas: financial, household, social, and commitment. A few photos or love letters won’t be enough – the Department expects a well-rounded picture of your life together.

  • Financial: Joint bank accounts, shared bills, loans, or insurance policies showing financial interdependence.
  • Household: Lease or mortgage in both names, utility bills to the same address, or statements showing how you share daily responsibilities. If you have children, include their birth certificates and evidence of shared parenting.
  • Social: Photos, travel records, invitations as a couple, and statutory declarations from friends/family (Form 888). Evidence of nominating each other for superannuation or as emergency contacts also helps.
  • Commitment: Proof of long-term plans such as travel bookings, joint relocation plans, wills, or being listed as beneficiaries. Communication during time apart and significant sacrifices (like moving countries) also strengthen your case.

Be sure to cover the entire course of your relationship, especially the 12 months before applying. Keep your evidence consistent with your personal statements, and consider including a timeline of key milestones to help the case officer follow your journey.

Common Mistakes to Avoid

Even genuine couples can run into trouble if their application isn’t prepared carefully. Some key pitfalls include:

  • Applying Too Early: Lodging before meeting the 12-month rule (without an exemption) can sink your case. Time your lodgment carefully, and don’t let your current visa expire before applying.
  • Weak or One-Sided Evidence: A handful of photos or a bank statement isn’t enough. Provide a balanced mix of financial, household, social, and commitment evidence covering the whole relationship.
  • Inconsistencies: Mismatched dates, addresses, or stories raise red flags. Double-check that your forms, statements, and documents line up, and be honest about any unusual circumstances.
  • Misusing Exemptions: Relationship registration or compelling circumstances can waive the 12-month rule, but you still must show the relationship is genuine. Don’t overstate minor issues as “compassionate reasons.”

By timing your application well, preparing thorough evidence, keeping information consistent, and using exemptions properly, you’ll greatly improve your chances of success.

Conclusion

Applying for a de facto partner visa can feel overwhelming, but the essentials are clear: show at least 12 months of a genuine, committed relationship, or use a valid exemption. Back this up with strong, consistent evidence across all areas of your life together. With careful preparation and honest documentation, you can give the Department confidence in your relationship and avoid unnecessary delays.