Transitional rules applicable to the Medium and Large Businesses Component – Simplified Option
Efficient Solutions Program
The Simplified Offer of the Medium and Large Businesses Component of the Efficient Solutions Program was updated on March 31, 2026. These transition rules will help you determine which terms and conditions apply to your project, based on its start date.
The project start date is the earlier of the following two dates:
- The date on which the first contract was signed with a contractor
- The date on which the first equipment purchase was made (as indicated on a purchase order or invoice)
Documents and tools
The applicable terms and conditions are those of the program currently in effect. The relevant documentation is available on the program's Efficient Solutions web page.
Documents and tools
- Participant's Guide – Medium and Large Businesses Component – March 2025 [PDF 284 kB – in French only]
- OSE 5.1 [EXE 18,8 MB – in French only]
- Conditions and undertakings [PDF 133 kB – in French only]
- Municipal and cooperative systems [PDF 58 kB – in French only]
- Eligible off-grid system customers and calculation of financial assistance [PDF 47 kB – in French only]
- Notice of participation – Aggregator1 [PDF 628 kB – in French only]
1 Document for project aggregators.
Projects with a start date between October 7, 2024, and March 30, 2025: To help you benefit from maximum financial support for your project, we are also making OSE 4.1 [EXE 13.9 MB - in French only] available for projects that began during this period.
Notice to Google Chrome users
Google Chrome does not display XFA-based PDF forms.
You can configure Chrome to open PDF files using Adobe Reader or Adobe Acrobat by following these steps:
- Paste the following URL into your Chrome address bar: chrome://settings/content/pdfDocuments.
- Adjust the slider to the right to activate downloading PDF files instead of automatically opening them in Chrome.
Important: Make sure that you have Adobe Reader or Adobe Acrobat installed on your computer.
Documents and tools
- Participant’s Guide – Medium and Large Businesses Component – April 2024 [PDF 314 kB – in French only]
- OSE 4.1 [EXE 39.7 MB – in French only]
- Conditions and undertakings [PDF 130 kB – in French only]
- Municipal and cooperative systems [PDF 58 kB – in French only]
- Eligible off-grid system customers and calculation of financial assistance [PDF 66 kB – in French only]
- Notice of participation – Aggregator2 [PDF 706 kB – in French only]
1 Proposals for demand response measures are eligible as of July 1, 2024.
2 Document for project aggregators.
Notice to Google Chrome users
Google Chrome does not display XFA-based PDF forms.
You can configure Chrome to open PDF files using Adobe Reader or Adobe Acrobat by following these steps:
- Paste the following URL into your Chrome address bar: chrome://settings/content/pdfDocuments.
- Adjust the slider to the right to activate downloading PDF files instead of automatically opening them in Chrome.
Important: Make sure that you have Adobe Reader or Adobe Acrobat installed on your computer.
Your project is ineligible for the Efficient Solutions Program.
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