Payment Plan Agreement Template Australia: What Must Be Included?

A payment plan agreement is a written contract that sets out how a debt will be repaid in instalments over an agreed period. Whether you are a tradie owed $8,000, a landlord recovering unpaid rent, or a business settling an invoice dispute, a properly drafted agreement is the difference between getting paid and chasing ghosts.

This guide explains what must be included in a payment plan agreement template in Australia to make it enforceable.

Why a written agreement matters

Verbal agreements are difficult to prove and almost impossible to enforce. A written payment plan agreement:

• Documents the debt amount and what it relates to
• Sets clear payment terms with specific dates and amounts
• Defines what happens if payments are missed
• Can be used as evidence in tribunal or court proceedings

Without a written agreement, you are relying on memory and text messages.

Essential elements of a payment plan agreement

Every payment plan agreement template in Australia should include these core elements.

1. Parties to the agreement

Clearly identify who is entering into the agreement:

• Full legal names (individuals, companies including ACN, partnerships)
• Addresses (residential or registered business address)
• Contact details (phone, email)

If the debtor is a company, confirm it is registered and not in liquidation.

2. Acknowledgment of the debt

The agreement must state:

• The total amount owed
• What the debt relates to (unpaid invoice, loan, rent arrears, goods supplied)
• Any interest or fees already added
• Reference to the original agreement or invoice

This acknowledgment confirms the debtor accepts they owe the money and removes any argument about whether the debt exists.

3. Payment schedule

Set out exactly how the debt will be repaid:

• Instalment amount (how much per period)
• Number of instalments
• Due dates (specific dates or intervals)
• Payment method (bank transfer, direct debit, specify BSB and account number)
• Final payment date

Example:

• Total debt: $10,000
• Instalments: 10 monthly payments of $1,000
• Due date: 1st of each month, starting 1 March 2025
• Payment method: Bank transfer to BSB 123-456, Account 12345678
• Final payment: 1 December 2025

4. Interest on the outstanding balance

Decide whether interest will continue to accrue during the payment plan:

• No interest — the debt is frozen at the agreed amount
• Reduced interest — a lower rate than the original agreement
• Continuing interest — interest continues at the specified rate

If interest applies, state the rate clearly (e.g., 10% per annum) and how it is calculated.

Most payment plans freeze interest as an incentive for the debtor to stick to the plan. If the debtor defaults, you can revive the original interest rate.

5. Default provisions

This is the most important enforcement clause. It defines what happens if the debtor misses a payment.

A standard default clause includes:

• Grace period (how many days late before default, typically 7 days)
• Notice requirement (written notice before taking action)
• Acceleration clause (entire remaining balance becomes immediately due)
• Right to enforce the original debt (tribunal or court action for the full amount)

Example default clause:

If the debtor fails to make any payment within 7 days of the due date, the creditor may issue a written notice of default. If the payment is not made within 7 days of that notice, the entire outstanding balance becomes immediately due and payable, and the creditor may commence legal proceedings to recover the full amount plus any interest, costs, and fees.

Without an acceleration clause, you can only sue for the missed instalment, not the full debt.

6. Costs and fees

State who pays the costs if enforcement is required:

• Legal costs (lawyer or debt collector fees)
• Tribunal or court filing fees
• Debt recovery costs

Example:

If the creditor is required to take legal action to recover the debt, the debtor agrees to pay all reasonable legal costs, tribunal fees, and enforcement expenses incurred by the creditor.

This clause is typically enforceable in Australian tribunals and courts, provided the costs are reasonable.

7. Early repayment

Allow the debtor to pay off the debt early without penalty. This encourages faster repayment.

Example:

The debtor may repay the outstanding balance in full at any time without penalty. Early repayment does not affect any accrued interest or fees unless otherwise agreed in writing.

8. Dispute resolution

Include a clause requiring the parties to attempt to resolve disputes before taking legal action.

Example:

If a dispute arises under this agreement, the parties agree to negotiate in good faith to resolve the matter before commencing legal proceedings.

This does not prevent enforcement — it just requires a reasonable attempt at resolution first.

9. Governing law

State which Australian jurisdiction governs the agreement, typically the state or territory where the creditor or debtor is located.

Example:

This agreement is governed by the laws of New South Wales, and the parties submit to the jurisdiction of the courts and tribunals of New South Wales.

10. Signatures and date

Both parties must sign and date the agreement. If the debtor is a company, the agreement must be signed by a director or authorised officer.

What happens if the debtor breaks the payment plan

If the debtor misses a payment and does not respond to your default notice, you have several enforcement options:

1. Demand the full balance using the acceleration clause
2. Send a professionally drafted letter of demand giving one last chance to pay
3. File a tribunal claim if the debt is under the tribunal limit in your state (typically $10,000–$25,000)
4. Issue a statutory demand against a company if the debt exceeds $4,000

The payment plan agreement is your evidence. It proves the debt exists, the debtor agreed to pay, and they have defaulted.

Common mistakes to avoid

Vague payment terms — “pay when you can” or “monthly instalments” without specific amounts and dates are unenforceable.

No default clause — without an acceleration clause, you can only sue for the missed instalment, not the full debt.

No signatures — an unsigned agreement is not a binding contract.

Contradictory terms — if the payment plan contradicts the original invoice or contract, it creates confusion and weakens your position.

No acknowledgment of debt — if the debtor does not acknowledge the debt in writing, they can later argue it does not exist.

How Claim Done prepares your payment plan agreement

Claim Done generates a legally sound payment plan agreement tailored to your situation in about 5 minutes.

You complete a 5-minute intake form. Our Programmatic Algorithms work from what you tell us about your evidence — invoices, contracts, correspondence — and draft an agreement that includes:

• Clear acknowledgment of the debt
• Specific payment schedule with dates and amounts
• Default provisions with acceleration clause
• Costs and enforcement rights
• Professional formatting ready to sign

The agreement is prepared as a PDF. You review it, send it to the debtor for signing, and both parties keep a signed copy.

No subscription. Done in about 5 minutes.

Final checklist

Before you send your payment plan agreement to the debtor, confirm it includes:

• Full names and addresses of both parties
• Total debt amount and what it relates to
• Specific instalment amounts, due dates, and payment method
• Default clause with acceleration provision
• Costs clause covering legal fees and enforcement expenses
• Early repayment clause
• Governing law and jurisdiction
• Signatures and date

If any of these elements are missing, the agreement may not be enforceable.

Get your payment plan agreement prepared now

A properly drafted payment plan agreement protects your rights, sets clear expectations, and gives you a fast path to enforcement if the debtor defaults.

Claim Done prepares your payment plan agreement in about 5 minutes for a flat fee. Tell us about your invoices and evidence, answer a few questions, and get a professionally drafted agreement ready to sign.

Prepare your payment plan agreement now →

Frequently Asked Questions

Is a payment plan agreement legally binding in Australia?

Yes, if it is in writing, signed by both parties, and includes clear terms (amount owed, payment schedule, default provisions). A verbal agreement is difficult to enforce. A written payment plan agreement is a binding contract enforceable in tribunals and courts across Australia.

What happens if the debtor misses one payment?

It depends on your default clause. Most payment plans include a grace period (typically 7 days) and require a written notice of default. If the debtor does not pay after the notice, the entire outstanding balance can become immediately due under an acceleration clause, and you can take legal action for the full amount.

Can I charge interest during a payment plan?

Yes, if the agreement states the interest rate and how it is calculated. Most payment plans freeze interest to encourage the debtor to stick to the plan. If the debtor defaults, you can revive the original interest rate and claim it as part of the outstanding debt.

Do I need a lawyer to draft a payment plan agreement?

Not for straightforward debts under $50,000. Claim Done generates a legally sound payment plan agreement in about 5 minutes.

Can I use a payment plan agreement for a company debt?

Yes, but confirm the company is registered and not in liquidation. The agreement must be signed by a director or authorised officer. If the company defaults and owes more than $4,000, you can issue a statutory demand, which is a more powerful enforcement tool than a standard payment plan.