Green Button Ontario Frequently Asked Questions

These FAQs are coming out of the OEB’s Industry-led Work Group for Green Button and will be updated on a regular basis.

If you are an Ontario Electric or Natural Gas Utility or a vendor using the standard.  YES.  Also see NAESB Copyright 

For a single Utility, yes; as this is GB-related. Across multiple Utilities, no. Section 3 (1) of the Regulation sets out that it is the account holder that may authorize the Utility to share data with a Third Party. The Utility must be able to identify that it is the actual account holder that is making the request.

Yes, there are fields for Line Losses.

All Ontario Utilities within the Regulation.  Completed by November 1,  2023

There are 19 options and more can be proposed, if needed.

Utilities are not required to pass data on to previous customers even if they move from within the Utility. 

If they are separate platforms or tested separately you will have to pay separately (same time and using the same engine)

  • DMD Cert+Test is US$3,000. 
  • Cert+Test is US$3,200. 
  • The cost of DMD+CMD Cert+Cert+Test is US$3,700. (Both CMD and DMD Certification
    must occur during the same Certification testing session).

Look on the GBA website for more information. It is part of Ontario’s regulation requirement.  

The Standard does hold these data sets. 

Each Utility is required to determine what data is available  

Most legacy Ontario Green Button DMD platforms were not Certified by Green Button Alliance.

Likely, it will not be complaint. Reminder: the Ontario Government requires version 3.3 of NAESB REQ.21 ESPI.

The IWG is setting out Best Practices. These will be worked on through industry engagement and activities through Sub Working Groups

Yes. However, if T&C were overly restrictive or unduly punitive, Third Parties can escalate to OEB through the Industry Relations Enquiry (IRE) system: