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By Ryan Remati-Paquette
December 8, 2025

What Can the Ontario Innovation Tax Credit Fund?

The Ontario Innovation Tax Credit (OITC) provides a valuable opportunity for corporations engaged in research and development (R&D) activities within Ontario. This refundable tax credit aims to support innovation by helping offset the costs associated with qualifying expenditures. Understanding the scope of what the OITC can fund is essential for businesses planning to leverage this financial incentive.

Program Funding Overview

The OITC is designed to encourage R&D activities by offering a refundable tax credit. Corporations that conduct qualifying research in Ontario can receive a credit based on their eligible expenditures. This program is particularly beneficial for companies looking to innovate and remain competitive in their respective industries.

For a comprehensive understanding of how the OITC operates, including detailed funding calculations and eligibility criteria, consult the complete program guide.

Funding Amounts & Rates

The OITC provides a tax credit rate of 8% for taxation years commencing after May 31, 2016. The credit is prorated for years straddling June 1, 2016, and was previously 10% for years ending before this date. The maximum credit amount is based on an expenditure limit of $3 million, translating to a potential $240,000 in tax credits per year for qualifying corporations. For more detailed funding rates, visit the complete program guide.

Eligible Expenses

Eligible expenses under the OITC include a range of R&D-related costs:

  • Salaries and Wages: Compensation for employees directly involved in R&D activities.

  • Contractor Fees: Payments to external parties providing specialized R&D services.

  • Materials and Supplies: Costs for materials consumed or transformed during the R&D process.

  • Equipment: Depreciation or leasing costs for equipment used in R&D.

  • Overhead Costs: Proportional allocation of overhead directly attributable to R&D projects.

For a detailed list of eligible expenses, refer to the complete program guide.

Ineligible Expenses

Certain expenses do not qualify for the OITC, including:

  • General administrative costs not directly related to R&D.

  • Marketing and sales expenses.

  • Costs incurred outside Ontario.

  • Non-R&D related capital expenditures.

Understanding these exclusions is crucial for accurate budgeting and planning.

Expense Documentation Requirements

To claim the OITC, corporations must maintain comprehensive documentation of their R&D activities and associated expenses. This includes:

  • Detailed project descriptions.

  • Timesheets for employee hours spent on R&D.

  • Invoices and receipts for materials and contractors.

  • Records of equipment use and depreciation.

Proper documentation ensures compliance and facilitates the claiming process.

Examples of Funded Projects

Corporations across various industries have successfully leveraged the OITC for projects such as:

  • Developing new manufacturing processes in the automotive industry.

  • Advancing software applications for tech startups.

  • Enhancing agricultural techniques for increased yield.

These examples illustrate the diverse applications of the OITC across Ontario's economic landscape.

Funding Disbursement & Claiming Process

The OITC is claimed through the corporation's tax return. The credit is refundable, meaning it can result in a cash refund if it exceeds the corporation's tax liability. The claiming process involves submitting federal form T661 alongside the provincial tax return. For a full breakdown of the claiming process, refer to the complete program guide.

Stacking Rules

Corporations may combine the OITC with other funding programs, such as the federal Scientific Research and Experimental Development (SR&ED) tax incentive. However, the total funding from all sources must not exceed the total eligible expenses. For detailed stacking rules, consult the complete program guide.

Real-World Budgeting Tips

To maximize the benefits of the OITC:

  • Plan your R&D projects to align with eligible expense categories.

  • Use dedicated accounting systems to track R&D expenses separately.

  • Regularly review eligible expenses to ensure compliance.

These strategies can enhance the efficiency and effectiveness of your OITC claims.

Conclusion

The Ontario Innovation Tax Credit offers substantial support for corporations engaging in R&D within Ontario. By understanding what the OITC can fund, businesses can strategically plan their innovation activities to maximize financial benefits. For a complete understanding of the program, including detailed requirements and examples, consult the complete program guide.

About the author

Ryan Remati-Paquette - Canadian grants specialist

Ryan Remati-Paquette

Canadian grants specialist
Working at helloDarwin for some time now, I'm in charge of providing you with the information you need on government aid. Dedicated to helping companies in Quebec and Canada reach their full potential, I write on the helloDarwin blog about the various programs, allowances and funding available to enable organizations to make their digital transformation through access to federal and provincial support.

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