- Child Care Supplement for Working Families
- Community Small Business Investment Fund Program
- Corporations Tax
- Employer Health Tax
- Focused Flow-Through Share Tax Credit
- Fuel Tax
- Gasoline Tax
- General
- Guaranteed Annual Income System
- Harmonized Sales Tax
- Health Premium
- International Fuel Tax Agreement
- Land Transfer Tax
- Objection and Appeals
What is your question about?
- One Business Number
- ONT-TAXS online
- Opportunity Bonds
- Payment in Lieu of Property Tax
- Political Contribution Tax Credit
- Property Tax Credit
- Provincial Land Tax
- Provincial Sales Tax
- Refundable Media Tax Credits
- Research Employee Stock Option Credit
- Retail Sales Tax
- Sales Tax Credit
- Senior Homeowners' Property Tax Grant
- Single Administration of Corporate Tax
- Tobacco Tax
Some of the most commonly asked questions
- Is this the right time to be bringing in a harmonized sales tax?
- Where can I find information about income taxes?
- Am I eligible to receive the Ontario Child Care Supplement?
- How can I change my address?
- Do I need a RST (PST) number or Vendor Permit?
- How can I make tax payments online?
- What records am I required to keep and for how long?
- Can I receive a sales tax refund?
- How can I register or renew my business information?
- Where do my tax dollars go?
- How do I dissolve my corporation?
- I disagree with an assessment/reassessment/disallowance. What action can I take to have it corrected?
