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Synergy Mid-west/South-west Non-residential Gas Supply®

Don't forget the small print

Effective 1 July 2021. Prices are subject to change from time to time and other fees and charges may also apply. Prices listed include GST unless otherwise stated. By law we calculate our prices to four decimal places.  


What you need to know

The Mid-West/South-West gas tariff is a Government regulated energy tariff with no fixed term giving you flexibility and control over your business's energy expenditure. To be eligible for this plan your business needs to use over 180GJ per year (which is approximately $6,400).


  • This product is only available for business customers
  • Your business must be connected to the reticulated gas network

View historical Mid-West/South-West gas tariff rates.

Item Price inc. GST
Supply charge 19.3200 cents per day
Gas charge - first 100 units per day 13.9700 cents per unit
Gas charge - over 100 units per day 11.2000 cents per unit
Compatible with
Other fees & charges
Other fees and charges may apply. All prices listed below are correct as at 1 July 2021 and are subject to change.
Fees & charges Price inc. GST
Cheque dishonour fee $ 2.55
Credit/debit card transaction fee - American Express 0.84 %
Credit card transaction fee - MasterCard 0.76 %
Debit card transaction fee - MasterCard 0.33 %
Credit card transaction fee - Visa 0.89 %
Debit card transaction fee - Visa 0.39 %
Direct debit dishonour fee 2.55 %
Meter testing fee SME ONLY $ 336.15
Over the counter transaction fee $ 2.10
Overdue account notice fee (GST doesn't apply) $ 6.15
Paper based bill fee $ 1.20
Rejected payment/dishonour fee (payment made at Australia Post) $ 29.00
Reconnection fee SME $ 31.10
Special meter reading fee SME $ 27.90

Connect today with a Mid-West/South-West gas tariff

Call 1800 622 004

One of our friendly, team members will be happy to help you:
  • 7am - 7pm, Monday to Friday (excluding public holidays)
  • We may ask you a couple of questions about your business and energy usage - it helps to have a copy of your bill handy.