Open
Source verified August 22, 2026
Solar Photovoltaic (PV) incentives
Rooftop solar incentives
Latest source updateLast Update: August 23, 2026Latest change: The Solar PV DER worksheet and horticultural worksheet were updated with new version and effective dates.View change
Latest source update
Last Update: August 23, 2026
Latest change: The Solar PV DER worksheet and horticultural worksheet were updated with new version and effective dates.
Updated Solar PV worksheets
The Retrofit Program: Prescriptive Stream now shows Solar PV DER Worksheet version 3.3 effective August 4, 2026, replacing version 3.2 effective June 30, 2026. The Horticultural Lighting and Controls worksheet also moved from version 3.0 effective June 30, 2026 to version 3.1 effective August 4, 2026.
Funding available
$ 500
Deadline
Open continuously
Location
Ontario, Canada
Overview
Solar Photovoltaic (PV) incentives support commercial, industrial and institutional participants with up to 50% of eligible project costs. They are for behind-the-meter solar installations that displace load and reduce demand on the grid, including systems mounted on new or existing building rooftop(s).
/100
Opportunity Score
Moderate potential, but conditions must align.
At a glance
Funding available
Financing goals
- Increase production or service capacity
- Implement environmental initiatives
- Increase operational productivity
Eligible Funding
- Minimum amount : 500 $
- Up to 50% of project cost
Eligible candidates
Eligible Industries
- All industries
Location
- Ontario
Legal structures
- All legal structures
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
- Behind-the-meter solar installations to displace load and reduce demand on the grid under Prescriptive Retrofit stream.
- Solar PV mounted on new or existing building rooftop(s).
Documents Needed
- Program Requirements
- Participant Agreement
- Participant confirmation form for equipment disposal and decommissioning
- Solar PV DER Worksheet
Official resources
Eligibility
Who is eligible?
- Commercial, industrial and institutional participants.
- Building owners or lessees of commercial spaces; lessees must have owner’s consent or authorization to participate.
Eligible expenses
- Eligible material costs for solar PV systems, inverter technologies, racking system, and installation costs.
- Labour and materials.
Ineligible Costs and Activities
- Wall-mount configuration for the Prescriptive Solar DER offering.
How to apply
- Contact your local distribution company (LDC) to discuss the connection process and the allowable maximum capacity of the solar PV system.
- Submit a Retrofit application for review through the Save on Energy Retrofit portal and receive an application pre-approval.
- Receive approval to connect from your LDC and install your project.
- Receive approval from Save on Energy for your post-project Retrofit application and Retrofit incentive invoice.
Processing and Agreement
- Retrofit applications are reviewed through the Save on Energy Retrofit portal and receive an application pre-approval.
- After the project is installed, receive approval from Save on Energy for the post-project Retrofit application and Retrofit incentive invoice.
- Receive approval to connect from your LDC before installation.
Contacts
Other components of this program
Explore related funding streams and grants that belong to the same program.
- Retrofit Program - Agriculture IncentivesEnergy-saving equipment upgrades for businesses
- Retrofit Program — Prescriptive StreamEnergy-saving upgrade incentives
- Retrofit Program: Custom StreamEnergy-efficiency incentives for complex retrofits
- Save on Energy Retrofit Program – Greenhouse Distributed Energy Resources (DERs) Incentives (Southwest Region)Incentives for greenhouse energy storage projects
Frequently Asked Questions about the Solar Photovoltaic (PV) incentives Program
What is the Solar Photovoltaic (PV) incentives?
Solar Photovoltaic (PV) incentives support commercial, industrial and institutional participants with up to 50% of eligible project costs. They are for behind-the-meter solar installations that displace load and reduce demand on the grid, including systems mounted on new or existing building rooftop(s).
How much funding can be received?
Solar Photovoltaic (PV) incentives Funds up to 50% of admissible expenses.
Who is eligible for the Solar Photovoltaic (PV) incentives program?
To be eligible for the Solar Photovoltaic (PV) incentives program, you must:
Commercial, industrial and institutional participants interested in behind-the-meter solar installations to displace their load and reduce their demand on the grid under Prescriptive Retrofit stream.
Building owners or lessees of commercial spaces; lessees must have owner’s consent or authorization to participate.
Solar PV must be mounted on new or existing building rooftop(s).
What expenses are eligible under Solar Photovoltaic (PV) incentives?
Behind-the-meter solar installations to displace load and reduce demand on the grid under Prescriptive Retrofit stream.
Solar PV mounted on new or existing building rooftop(s).
Who can I contact for more information about the Solar Photovoltaic (PV) incentives?
You can contact Independent Electricity System Operator (IESO) by email at retrofit@ieso.ca or by phone at 1-844-303-5542.
Where is the Solar Photovoltaic (PV) incentives available?
The Solar Photovoltaic (PV) incentives program is available the province of Ontario.
Is the Solar Photovoltaic (PV) incentives a grant, loan, or tax credit?
Solar Photovoltaic (PV) incentives is a Grant and Funding