Last updated: 29 June 2026
Nothing is more frustrating than completing a job on time, sending your invoice, and then waiting weeks for the money to land in your bank account.
For sole traders and small business owners, late payments are not just an annoyance. They stall cash flow, make planning difficult, and force you to waste valuable time chasing clients instead of doing paid work.
Here are practical, field-tested invoicing habits to help you get paid on time, every time.
1. Invoice Immediately (Do Not Wait Until Sunday Night)
The single biggest reason invoices get delayed is waiting too long to send them.
When you invoice on the same day you finish the work, the value you delivered is fresh in the client mind, and processing your invoice is an easy priority. If you wait two weeks until your weekend admin batch, the client momentum has faded and your invoice enters their standard next-month queue.
If you are on-site or on the road, use a mobile invoicing app to generate and send the invoice before you leave the job.
2. Make Payment Dead Simple
If paying your invoice requires effort, clients will put it off. Remove every barrier to payment:
- State your BSB and Account Number clearly: Do not bury your bank details in tiny footer text.
- Provide PayID: Give clients the option to pay instantly from their phone banking app.
- Include clear due dates: Avoid vague terms like "Payable on receipt". Use specific dates like "Due: 28 October 2026 (7 Days)".
- Add a clear reference number: Tell the client exactly what to put in the bank transfer description (e.g. "Reference: INV-1042").
3. Be Specific with Line Items
Vague descriptions like "Consulting services - $1,500" often trigger questions, approval delays, or pushback from client finance teams.
Break your invoice down into clear, transparent line items:
- Specific tasks completed or deliverables handed over
- Dates the work occurred
- Agreed hourly rate or fixed project milestone breakdown
- Any materials, pass-through expenses, or hire costs
When clients can immediately see the breakdown of what they are paying for, invoices get approved and paid significantly faster.
4. Include Mandatory Australian Tax Details
Invoices missing compliance details will get rejected by client bookkeepers and accountants. Every Australian tax invoice for sales over $82.50 (including GST) should include:
- The words Tax Invoice clearly displayed
- Your business or trading name
- Your Australian Business Number (ABN)
- Date of issue
- Brief description of goods or services supplied
- The total amount payable and the GST amount (or a clear note that GST is included)
If your invoice is ready for BAS and tax compliance out of the box, accounts departments will process it without delay.
5. Send Friendly, Automated Reminders
Chasing overdue payments can feel awkward, but following up is a standard part of doing business.
A simple, polite reminder structure keeps cash flow moving without damaging client relationships:
- 3 days before due date: A quick courtesy note to confirm they received the invoice and ask if they have any questions.
- On the due date: A brief reminder that payment is due today with your bank details attached.
- 7 days overdue: A direct follow-up email or quick phone call asking when the transfer is scheduled.
Most late payments are simply forgotten rather than intentional. A prompt reminder is usually all it takes to get paid.
Keep It Lean and Simple
You do not need heavy, complicated accounting software just to send clean invoices. Use a dedicated, fast invoicing tool like Invoice Buddy to create professional, ATO-compliant tax invoices and track your payments in seconds.
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Disclaimer: The information provided in this article is for general educational purposes only and does not constitute professional tax, legal, or financial advice. Taxation laws are complex and subject to change. Because this information has been prepared without considering your specific business objectives, financial situation, or needs, you should consult with a registered Tax Agent or BAS Agent before making any decisions based on this content. Invoice-buddy is a software provider, not a registered tax practitioner.