Appoint or cancel an Ontario tax representative without retyping both parties' details

Taxpayers and authorized representatives repeat legal names, addresses, business numbers, and contact information on every Ministry of Finance authorization or cancellation form. This guide is an example of storing them once in hivi.

Official form and source

Start from the official source and always use the current version — form numbers and links can change:

• Service page: Corporations tax forms and publications — ontario.ca
• Form (Central Forms Repository): Authorizing or Cancelling a Representative — 013-0009

What this form is about

Form 013-0009 is Authorizing or Cancelling a Representative for Ontario Ministry of Finance tax matters — confirm permitted representation on ontario.ca.

Before you start: what to gather

• Taxpayer legal name and mailing address.
• Business number or Ontario tax account identifiers if applicable.
• Representative name, firm, address, and contact details.
• Authorization scope and signature date — confirm on ontario.ca.

Confirm the current process on ontario.ca.

How hivi makes it faster

1. Save it once. Store your taxpayer and representative name and address details in your hivi profile.
2. Keep documents ready. Upload supporting documents to hivi Files so you are not searching at form time.
3. Autofill the form. Use the hivi Chrome extension on a web form, or fill a PDF from your saved profile inside hivi.
4. Review and submit yourself through the official channel.

Why do it in hivi

Related Ontario forms repeat the same personal details. Captured once in hivi — stored in Canada, with AI on its own servers — every form starts mostly complete.