Tax system
- The Ministry of Finance hosts free webinars to help you learn about Ontario taxes, tax credits and benefits
- Ontario’s taxes and charges
- Tax interest rates
- Tax credits, benefits and incentives
- Get a tax refund or rebate
- What happens during a Ministry of Finance audit
- What to do if you object to a tax assessment or benefit program decision
- ONT-TAXS online: File and pay taxes
Economic data
Ontario is making life more affordable.
Learn about the Ontario Child Care Tax Credit and the Low-Income Workers Tax Credit.
Learn about the Ontario Child Care Tax Credit and the Low-Income Workers Tax Credit.
Ontario Trillium Benefit
Find out more about the tax-free payment that helps pay for energy costs, sales and property tax.
2025 Ontario Budget: A Plan to Protect Ontario
The 2025 Ontario Budget: A Plan to Protect Ontario outlines the government’s path to protect Ontario workers, businesses and jobs in the face of growing economic uncertainty. The 2025 Ontario Budget furthers the government’s goal to transform the economy and to help make Ontario the most competitive place to invest, create jobs and do business in the G7, while investing more in health care, education and critical services.
Find benefit programs
Find out about Ontario benefit programs you may be eligible for.
Get money back
Find out how much money you could get if you file a tax return this year and calculate your tax credits.
What we do
- Support provincial fiscal, taxation and economic policy and support intergovernmental fiscal relations.
- Manage the fiscal and financial affairs of the province, including the provincial budget, quarterly and mid-year updates (Fall Economic Statement) and work with Treasury Board Secretariat to prepare consolidated financial statements (public accounts).
- Oversee more than $150 billion in revenue to support investments in education, health care, transportation, infrastructure and skills.
- Support people and businesses by providing a number of tax credit, incentive and benefit programs.
- Encourage compliance with the province’s tax system through education and outreach and conducting enforcement activities like audits, inspections, investigations and forensic accounting.
- Regulate the financial sector, including insurance, pension plan and mortgage providers.
- Facilitate government interactions with the Financial Accountability Officer.
Contact us
- Contact form
Tel: 1-866-ONT-TAXS (668-8297) Fax: 1-866-888-3850 Toll-free TTY: 1-800-263-7776
Ministry of Finance
95 Grosvenor Street
Toronto, Ontario M7A 1Y8
Minister, media and news
Get email alerts
Agencies, boards and commissions
The ministry is affiliated with the following independent agencies:
- Financial Services Regulatory Authority of Ontario
- Financial Services Tribunal
- Liquor Control Board of Ontario
- Ontario Cannabis Retail Corporation
- Ontario Electricity Financial Corporation
- Ontario Financing Authority
- Building Ontario Fund
- Ontario Lottery and Gaming Corporation
- Ontario Securities Commission
Legislation
The ministry administers the following legislation:
- Alcohol, Cannabis and Gaming Regulation and Public Protection Act, 1996 (Part II only)
- Assessment Act
- Automobile Insurance Rate Stabilization Act, 2003
- Benefits Administration Integration Act, 2016
- Canadian Public Accountability Board Act (Ontario), 2006
- Cannabis Licence Act, 2018 (specific provisions only)
- Capital Investment Plan Act, 1993 (Parts I and II only)
- Commodity Futures Act
- Community Small Business Investment Funds Act, 1992 (specific provisions only)
- Compulsory Automobile Insurance Act
- Co-operative Corporations Act (specific provisions only)
- Corporations Tax Act
- Credit Unions and Caisses Populaires Act, 1994
- Education Act (specific provisions only)
- Electricity Act, 1998 (Parts V.1 and VI only)
- Employer Health Tax Act
- Estates Administration Tax Act, 1998
- Financial Accountability Officer Act, 2013
- Financial Administration Act (specific portions only)
- Financial Services Commission of Ontario Act, 1997
- Financial Services Regulatory Authority of Ontario Act, 2016
- Financial Services Tribunal Act, 2017
- Fiscal Sustainability, Transparency and Accountability Act, 2019
- Fuel Tax Act
- Gasoline Tax Act
- Highway Traffic Act (specific provisions only)
- Income Tax Act
- Insurance Act
- Investing in Ontario Act, 2008
- Investment Management Corporation of Ontario Act, 2015
- Land Transfer Tax Act
- Liquor Control Act
- Loan and Trust Corporations Act
- Mining Tax Act
- Ministry of Revenue Act
- Mortgage Brokerages, Lenders and Administrators Act, 2006
- MPPs Pension Act, 1996
- Municipal Property Assessment Corporation Act, 1997
- Ontario Cannabis Retail Corporation Act, 2017
- Ontario Guaranteed Annual Income Act
- Ontario Loan Act
- Ontario Lottery and Gaming Corporation Act, 1999
- Ontario Retirement Pension Plan Legislation Repeal Act, 2016
- Pension Benefits Act
- Pooled Registered Pension Plans Act, 2015
- Prepaid Hospital and Medical Services Act
- Province of Ontario Savings Office Act
- Province of Ontario Savings Office Privatization Act, 2002
- Provincial Land Tax Act, 2006
- Public Transportation and Highway Improvement Act (specific provisions only)
- Race Tracks Tax Act
- Registered Insurance Brokers Act
- Retail Sales Tax Act
- Revenue Integrity Act, 2018
- Securities Act
- Social Contract Act, 1993
- Statistics Act
- Tax Incentive Zones Act (Pilot Projects), 2002
- Tax Increment Financing Act, 2006
- Taxation Act, 2007
- Taxpayer Protection Act, 1999
- Tobacco Tax Act
- Toronto Stock Exchange Act
- Trust Beneficiaries’ Liability Act, 2004
Updated: May 15, 2025
Published: May 02, 2018