ONT-TAXS online
ONT‑TAXS online is Ontario's secure, convenient and free online tax service for your business and representatives. Access all of your accounts, stay up-to-date, go paperless, and pay and file your taxes at your convenience.
Not an ONT‑TAXS online user?
What you need to activate ONT‑TAXS online
Prefer to talk to us?
Call the Ministry of Finance at 1 866 ONT‑TAXS (1 866 668‑8297).
First-time user
- Signing-up is easy
Manage accounts
- All account summaries in one view
- Give access to employees or representatives
Returns
- File and amend business tax returns
Payments
- Complete tax payments easily
- Add and edit bank accounts
Refund requests
- Ask for or cancel a refund
- Easy to view refund status
Security and support
- Communicate securely
- Highest internet security standards for encryption
