Documents Needed for Divorce in Northern Territory: Affidavits, Certificates, and Witnessing

The Commonwealth Courts Portal will not let you submit your divorce application until every required document is uploaded as a PDF. Missing a single attachment triggers a requisition — a formal request from the registry for more information — which delays your hearing date by weeks.

Here is exactly what you need, how to get it, and where to get it witnessed in the Northern Territory.

The Core Documents

1. Marriage Certificate (Certified Copy)

You need a certified copy of your original marriage certificate — not a commemorative certificate from the ceremony, and not a photocopy.

If you married in Australia: Order a certified copy from the state or territory registry where the marriage was registered. For NT marriages, contact the NT Registry of Births, Deaths and Marriages.

If you married overseas: You need the original foreign-language certificate plus a certified English translation prepared by a NAATI-accredited translator. The translator will also prepare a sworn Affidavit: Translation of Marriage Certificate, which you upload alongside the translation. NAATI translations typically cost A$80 to A$150.

2. Affidavit for eFiling Application (Divorce)

This is the single most important document in the process. After you complete your online application on the Commonwealth Courts Portal, the system generates a PDF called the Affidavit for eFiling Application (Divorce). You must:

1. Print it
2. Sign it in the physical presence of an authorised witness (a Justice of the Peace, lawyer, or other authorised person)
3. Have the witness sign, print their name, and stamp the document
4. Scan the signed, witnessed affidavit as a PDF
5. Upload it back to the portal

The affidavit is your sworn declaration that everything you stated in the online application is true. Without it, the application is incomplete and will not proceed.

3. Proof of Residency or Citizenship

If you were born in Australia, your birth certificate or passport is sufficient. If you were born overseas, you will need:

• Australian citizenship certificate (if granted), or
• Passport with permanent residency visa grant, or
• VEVO printout plus 12 months of bank statements or utility bills showing continuous Australian residence

Additional Documents (Situational)

Separation Under One Roof Affidavits

If you and your spouse separated but continued living in the same home for any part of the 12-month period, you need:

• Sole application: Your own affidavit detailing the separation plus a supporting affidavit from an independent third party (neighbour, friend, family member) who observed your separate lives
• Joint application: Both spouses file individual affidavits, or one spouse files with third-party support

These affidavits must describe specific evidence: separate bedrooms, independent finances, no shared domestic services, and separate social lives.

Service Affidavits (Sole Applications Only)

After serving divorce papers on your spouse, you upload proof:

• Affidavit of Service by Hand — completed by the person who delivered the papers
• Affidavit of Service by Post — completed by you if service was by registered mail
• Acknowledgment of Service (Divorce) — signed by the respondent at Part C
• Affidavit Proving Signature — if the server did not personally know the respondent

Where to Find a JP in the Northern Territory

Every affidavit must be witnessed in person. In the NT, you can find a Justice of the Peace at:

• Darwin Local Court — JPs available during business hours
• Palmerston Local Court — walk-in JP services
• Libraries — some Darwin and Alice Springs libraries have JP sessions (check schedules)
• NT Government JP directory — search by suburb at the NT Department of the Attorney-General and Justice website
• Police stations — many NT police stations have officers authorised to witness affidavits

A JP witnesses your signature for free. A lawyer can also witness, but may charge a small fee.

Formatting Requirements

The Commonwealth Courts Portal requires:

• All uploads in PDF format
• Maximum file size of 10MB per document
• Clear, legible scans (no blurry phone photos)
• Colour scans preferred for certified copies with stamps or seals

The Sequence That Matters

The portal operates on a lock-step mechanism. Once you click "Lock and Continue" to generate the eFiling affidavit, you cannot go back and edit your application data. This means you must:

1. Complete all online fields first (Parts A through F)
2. Double-check every entry before locking
3. Lock the application
4. Print, sign, witness, scan, and upload the affidavit
5. Upload all supporting documents
6. Pay the filing fee

Getting this sequence wrong is the most common mistake self-represented filers make — and it can cost you A$1,170 if you need to start a fresh application.

The Northern Territory Divorce Filing Process Guide includes a pre-flight document checklist and the exact portal sequence, so you know what to prepare before you even log in.

See more Northern Territory guides →