Retail Supply of Natural Gas contract (4000)

  • Mandatory
Date: 1 Jul 2025 - 30 Jun 2028
Updated: 30 Jun 2025
Managed: NSW Procurement
Type: Whole of government
Contract Number: 4000
The contract covers retail supply of natural gas for small sites in NSW and the ACT with consumption under 1 terajoule per year.

What's covered

Contract 4000 provides the retail supply of natural gas to:

The annual consumption threshold is 1TJ per site to qualify for C4000. Customers wishing to join Contract 4000 whose site consumption exceeds 1TJ per year, must first consult with Origin. These sites/accounts are evaluated on a case-by-case basis by the gas network distributor.

What you need to know

Price certainty

  • pricing model with 2 components: commodity rate plus distribution charges
  • commodity rates fixed for the term of the contract
  • distribution charges are subject to changes as they are passed through at actuals
  • competitive rates against market rates at the time of contract establishment.

Transparency on charges

Gas bills are comprised of commodity rates and regulated charges, such as distribution charges. Contract 4000 provides transparency on all charges at the contract level. All charges are bundled together on customer invoices.

Consolidated billing at no extra cost

Customers may request a consolidated bill covering multiple Meter Identification Reference Number (MRINs) on their RGSA. Origin will not charge any additional cost for consolidating individual bills.

Pre-negotiated terms and conditions

NSW Procurement have negotiated fair terms and conditions for this contract.

Supplier performance management

Supplier performance is managed by NSW Procurement with a comprehensive set of key performance indicators measured periodically.

Online portal for customers

Customers have access to Origin's online portal where they can:

  • download their individual and collective invoices
  • search data using MRIN and custom date range
  • generate consumption and usage data.

Consumption and usage reports

Customers may request consumption and usage reports from Origin and set out their reporting requirements on their RGSA.

Savings opportunity

Customers may identify savings through reports, monitoring of consumption and usage data and undertaking energy efficiency initiatives.

Help desk, dedicated customer service team and relationship manager

Origin has a help desk with dedicated customer service representatives with knowledge on contract 4000.

Agencies also have access to Origin's dedicated relationship manager. Details of your relationship manager can be requested during the signing of the RGSA.

Please refer to the list of suppliers tab for more information on the customer service team.

Insurance

Combined public and products liability of $20 million.

Who's eligible to buy

This contract is a mandatory, whole-of-government agreement.

All NSW Government agencies are eligible

This means that all NSW Government agencies are eligible to use – and must use – this contract for retail supply of natural gas to small sites.

Non-agency buyers may also be eligible

You don’t have to be an NSW Government agency to buy under NSW Government contracts, panels and contracts.

But you do have to apply to become an eligible non-agency buyer. Once approved, you'll get an authorised buyer identification number (NSWBuy number). Use this number to buy through NSW Government schemes and contracts.

Eligible customers in NSW and ACT need to sign and execute a Retail Gas Supply Agreement (RGSA) to establish an account.

How to register

A customer contract Retail Gas Supply Agreement (RGSA) needs to be signed with Origin.

A RGSA allows customers understand the terms of contract 4000 and add, remove or amend site details as required.

How to add or remove sites

Customers may add or remove sites with prior written consent of Origin.

If more sites need to be added or removed, buyers will complete, sign and return a roll-in/roll-out form. Email nswgovernment@originenergy.com.au to request a form.

Where a complete site disconnection has been requested, the site will remain with Origin until de-energisation occurs and a final invoice is provided for payment.

Customers should seek confirmation of account closure from Origin once the site has been de-energised.

Pricing

To get pricing information, please contact Origin on 1800 319 299 or nswgovernment@originenergy.com.au

Invoicing

Customers can download invoices from Origin's online portal.

For access to the online portal, please contact Origin on 1800 319 299 or nswgovernment@originenergy.com.au

Complaints and disputes

If a dispute arises, then both the customer and supplier are recommended to use their best efforts to resolve the dispute. The customer should attempt to first resolve the matter through discussions with the supplier’s customer service representative. Customers should email their concerns to nswgovernment@originenergy.com.au

If issues remain unresolved, then an email should be sent to NSW Procurement Service Centre with all supporting documents.  NSW Procurement will resolve the issue with Origin as required.

Customers who have received excellent service from Origin and wish to acknowledge this are urged to send this feedback to the NSW Procurement Service Centre.

Government taxes and charges

All taxes, duties and charges imposed or levied in Australia or overseas in connection with the performance of this agreement will be borne by the supplier.

Nominee purchasing

Nominee purchasing (also called third-party purchasing) refers to when a supplier buys goods or services from a third-party supplier to fulfil their contractual obligations to NSW Government.

Read more about nominee purchasing.