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Source verified July 18, 2026
Efficient Solutions Program — Medium and Large Businesses Component
Financial support for business energy efficiency
Latest source updateLast Update: July 1, 2026Latest change: The Energy-efficient equipment for businesses page now shows updated March 31, 2026 criteria, including a new solar panels measure with grid-connection authorization and revised participant documents.View change
Latest source update
Last Update: July 1, 2026
Latest change: The Energy-efficient equipment for businesses page now shows updated March 31, 2026 criteria, including a new solar panels measure with grid-connection authorization and revised participant documents.
Efficient Solutions criteria and guides updated
The Energy-efficient equipment for businesses page now reflects March 31, 2026 program material, including updated Participant’s Guides and Conditions and Undertaking files dated March 2026 and revised transitional rules. The page also adds a new Solar panels measure that requires Hydro-Québec’s official authorization to connect to the grid before applying, and the supported measure set now includes a 15% bonus for combining eligible measures plus up to $5M under the Customized Option. The updated transition text also notes that the Simplified and Customized Option rules now depend on the March 31, 2026 program update, with the prior rule for proposals submitted before June 9, 2020 still marked ineligible. The supporting links and request steps were also revised, including updated guide files and OSE references.
Funding available
$ 1,000 - $ 5,000,000
Deadline
Open continuously
Location
Quebec, Canada
Overview
Hydro-Québec’s Efficient Solutions Program supports businesses in Québec with financial assistance for energy performance projects. It covers efficient equipment, energy analysis, and agricultural measures through simplified and customized options.
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Opportunity Score
Moderate potential, but conditions must align.
At a glance
Funding available
Financing goals
- Reduce environmental footprint
- Renovate or expand facilities
Eligible Funding
- Maximum amount : 5,000,000 $
- Minimum amount : 1,000 $
- Up to 0.75% of project cost
Funds Providers
Eligible candidates
Eligible Industries
- All industries
Location
- Quebec
Legal structures
- For-profit business
Annual revenue
- All revenue ranges
Organisation size
- All organization sizes
Audience
- All groups
Next Steps
1
Determine your project
2
Validate your eligibility
Activities funded
- Purchase and installation of equipment and systems to improve the energy performance of commercial, institutional or industrial buildings.
- Energy analysis of buildings, equipment or processes.
- Implementation of energy efficiency and demand response measures.
- Measures to install or optimize equipment and building automation systems during peak periods.
Documents Needed
- Completed OSE files for Simplified Option applications.
- Copies of all purchase, installation or programming invoices or equivalent supporting documents for each implemented measure.
- Notice of participation – Aggregator, if applicable.
- A completed energy analysis proposal form or Customized Option Project Proposal, depending on the component.
- For Customized Option projects, detailed equipment quotes or estimated project costs, technical data sheets and plans.
Official resources
Official page
Eligibility
Who is eligible?
- Businesses or organizations located in Québec.
- Small Businesses applicants subject to Rate G or Flex Rate G.
- Medium and Large Businesses applicants subject to another eligible business rate, specifically G9, M, L or LG.
- Partners that submit a project on behalf of a customer who has mandated them for that purpose.
- Aggregators that submit projects on behalf of their customers.
Eligible expenses
- Purchase and installation of equipment and systems to improve energy performance.
- Energy-efficient measures that are not included in the OSE calculation tool, under the Customized Option.
Eligible geographic areas
- Eligible municipal or cooperative systems include Coopérative régionale d’électricité de Saint-Jean-Baptiste-de-Rouville, Hydro-Coaticook, Hydro-Joliette, Hydro-Jonquière (Ville de Saguenay), Hydro-Magog, Hydro-Sherbrooke, Hydro Westmount, Service d’électricité de la Ville d’Alma, Service d’électricité de la Ville d’Amos, and Service d’électricité de la Ville de Baie-Comeau.
- Basse-Côte-Nord.
- Schefferville.
- Gaspésie–Îles-de-la-Madeleine.
- Nunavik and Haute-Mauricie.
How to apply
- Use the OSE tool to calculate the financial support you could receive.
- For the Customized Option, send in your project.
- Once the equipment or system is installed, send in your application for financial support using the OSE tool.
- For the Energy Analysis component, download and fill out the energy analysis proposal form and send it to the email address indicated on the form.
- For the Energy Analysis component, complete the analysis and send the report so Hydro‑Québec can confirm compliance and pay the first instalment.
Processing and Agreement
- Hydro‑Québec acknowledges receipt of the project and assesses its compliance.
- Hydro‑Québec may request additional information or other supporting documents and may visit the project site after the notice described in the Conditions and Undertakings.
- Hydro‑Québec approves the project or revises the financial support if the work completed does not comply with the project presented or program requirements.
- For Energy Analysis, Hydro‑Québec pays a first instalment of 40% of eligible costs after confirming the analysis report’s compliance, then pays the remaining 60% once at least one measure from the analysis has been implemented in compliance with program requirements.
- After receipt of a compliant original invoice, Hydro‑Québec pays the approved financial support in about 45 days, if all program requirements are met.
Additional information
- The program has four components: Energy Analysis, Small Businesses, Medium and Large Businesses, and Farming.
- The OSE tool is a Windows-based PC application used in the Simplified Offer.
- Since March 31, 2026, OSE 6.0 has replaced OSE 5.1.
- The OSE tool includes more than 200 predefined measures.
Contacts
Other components of this program
Explore related funding streams and grants that belong to the same program.
- Customized Option – Efficient Solutions Program – Medium and Large Businesses componentCustomized support for energy efficiency projects
- Efficient Solutions Program - Energy Analysis ComponentEnergy analysis support for business efficiency
- Efficient Solutions Program — Agricultural ComponentEnergy-efficiency funding for farm operations
- Efficient Solutions Program — Small Business ComponentBoost building energy performance with support
Frequently Asked Questions about the Efficient Solutions Program — Medium and Large Businesses Component Program
What is the Efficient Solutions Program — Medium and Large Businesses Component?
Hydro-Québec’s Efficient Solutions Program supports businesses in Québec with financial assistance for energy performance projects. It covers efficient equipment, energy analysis, and agricultural measures through simplified and customized options.
How much funding can be received?
Efficient Solutions Program — Medium and Large Businesses Component Funds up to 0.75% of admissible expenses, capped at $5,000,000 per project.
Who is eligible for the Efficient Solutions Program — Medium and Large Businesses Component program?
To be eligible for the Efficient Solutions Program — Medium and Large Businesses Component program, you must:
The applicant must be a business or organization with one or more buildings used for commercial, institutional, industrial or agricultural activities.
The building must be supplied by the Hydro‑Québec grid or by an eligible off-grid, municipal or cooperative system.
Eligibility depends on the component and electricity rate category, including Rate G or Flex Rate G for Small Businesses and other eligible business rates such as G9, M, L or LG for Medium and Large Businesses.
What expenses are eligible under Efficient Solutions Program — Medium and Large Businesses Component?
Purchase and installation of equipment and systems to improve the energy performance of commercial, institutional or industrial buildings.
Energy analysis of buildings, equipment or processes.
Implementation of energy efficiency and demand response measures.
Measures to install or optimize equipment and building automation systems during peak periods.
Who can I contact for more information about the Efficient Solutions Program — Medium and Large Businesses Component?
You can contact Hydro-Québec by email at bureau.eeaffaires@hydroquebec.com or by phone at 1 800 463-9900.
Where is the Efficient Solutions Program — Medium and Large Businesses Component available?
The Efficient Solutions Program — Medium and Large Businesses Component program is available the province of Quebec.
Is the Efficient Solutions Program — Medium and Large Businesses Component a grant, loan, or tax credit?
Efficient Solutions Program — Medium and Large Businesses Component is a Grant and Funding