What should an HVAC invoice include in Australia?

An HVAC invoice should include your business name, ABN, refrigerant handling licence number, customer and site details, invoice date, call-out fee, labour hours and rate, refrigerant type and quantity, parts replaced, GST if registered, payment terms and total.

How should HVAC technicians show refrigerant on invoices?

Show refrigerant as a separate line item with the type (R410A, R32, R22) and quantity in grams or kilograms. This gives customers a clear record of what was used and helps justify the charge.

Should HVAC technicians include their refrigerant licence on invoices?

Including your refrigerant handling licence number on invoices and quotes gives commercial clients and building managers confidence that the work is compliant and properly documented.

What is the fastest way for HVAC technicians to invoice?

The fastest workflow is to invoice immediately after the job while the refrigerant quantity, parts used and labour time are still accurate. SMASH lets HVAC technicians describe the job by voice and send a GST-ready invoice in under 60 seconds.

HVAC Invoice Template Australia: Refrigerant, Labour, Parts and GST

An HVAC or air conditioning invoice in Australia should include your business name, ABN, refrigerant handling licence number, customer details, site address, invoice date, call-out fee if applicable, labour, refrigerant quantity and type, parts, GST if registered, payment terms and a clear total. The best HVAC invoice template separates refrigerant from labour and parts so customers understand the charge and refrigerant costs do not disappear into a vague "air conditioning work" line.

This guide gives HVAC technicians a practical invoice structure, then shows how to turn that structure into a faster workflow with SMASH for HVAC technicians, the free invoice template, and the free invoice generator.

The basic HVAC invoice format

Use this structure for most residential and commercial HVAC jobs:

Your business name, ABN, refrigerant handling licence number, email and phone.
Customer name, billing address and site address if different.
Invoice number, invoice date and payment due date.
Job title, such as "split system service and regas" or "emergency compressor repair".
Call-out fee if you charge one — standard, after-hours or emergency.
Labour line items with hours and rate.
Refrigerant line items with type (R410A, R32, R22), quantity and price.
Parts line items with description and price.
GST shown separately if you are registered.
Payment link or payment instructions.

The goal is clarity. A commercial client, building manager or strata company should be able to see what was done, what refrigerant was used, what parts were replaced, and what needs to be paid without calling you back.

Example HVAC invoice line items

For a split system service and regas:

Standard call-out — attendance and travel.

Labour — split system service and regas, Daikin 7.1kW. 2 hours.

Refrigerant — R410A, 600 grams @ [your rate per gram].

Filter pad replacement — Daikin standard filter.

For an emergency after-hours repair:

Emergency after-hours call-out.

After-hours labour — cold room compressor fault diagnosis and repair. 3 hours.

Capacitor — replacement, [unit spec].

Contactor — replacement, [unit spec].

For a new split system install:

Labour — supply and install 6kW split system, single-phase. 4 hours.

Unit — Mitsubishi Electric 6kW split system [model number].

Installation consumables — copper pipe, insulation, drain hose, mounting hardware.

Refrigerant as a line item

Refrigerant is one of the most commonly missed line items on HVAC invoices. It has a clear cost — your trade price for the refrigerant plus any handling, storage and licence overhead — and it should appear on the invoice with the type and quantity so customers can see exactly what was used.

Common formats:

R410A — 500g top-up.
R32 — full recharge, 800g.
R22 — partial top-up, 300g.

If you price refrigerant by the gram, store your rate in your pricing catalog. For a broader guide on materials pricing, see materials pricing.

Call-out fees for HVAC jobs

HVAC technicians often charge a call-out fee, especially for emergency and after-hours work. Show this as a clear line item:

Standard call-out — business hours.
After-hours call-out — outside standard hours.
Emergency call-out — urgent breakdown.

The call-out fee may or may not include the first 30 or 60 minutes of labour, depending on your pricing structure. The invoice should state which structure applies.

GST notes for HVAC technicians

If your business is registered for GST, your invoice should be a tax invoice and show GST clearly on labour, refrigerant and parts.

A GST-ready HVAC invoice should show:

Subtotal before GST.
GST amount.
Total including GST.
Your ABN.
The words "Tax Invoice" where appropriate.

The free invoice generator helps you create a compliant manual invoice. SMASH goes further by remembering customers, site details, rates, refrigerant pricing and parts.

Quote before invoice for new installations

New split system installs, multi-unit commercial fit-outs and large maintenance contracts should start with a quote. Use the free quote generator, or use the Chrome extension to build a quote from a Gmail enquiry without leaving the inbox.

When the client approves, convert the quote to an invoice and add any parts or labour changes from the actual install. Do not retype the full invoice from scratch.

HVAC technician workflow with SMASH

SMASH for HVAC technicians is built for the van-and-van-top workflow:

Save call-out, labour, after-hours and emergency rates.
Save refrigerant pricing by type and quantity.
Save common parts with markup.
Create quotes and invoices by voice.
Convert approved quotes into invoices.
Send invoices with payment links.
Sync invoices to Xero or QuickBooks on Starter and higher plans.

For example, say:

"Air con service and regas at the Parramatta office. Daikin 7.1kW. Two hours standard labour, 600 grams R410A, replaced filter pad."

SMASH turns that into clear line items instead of making you type from memory after the next job.

Related HVAC resources

Start with these:

The Free plan includes 5 invoices per month. Starter is $15/month for unlimited invoices plus accounting sync, which suits HVAC technicians who invoice every week.

Bottom line

A good HVAC invoice template is clear, itemised and ready for payment. It shows the call-out fee, labour hours, refrigerant type and quantity, parts replaced, and GST — and it is sent while the job details are still fresh, not reconstructed the following morning.