How to prove a business address for a RIN — and autofill on00453 with my-id.ca
Obtain or amend a RIN without retyping business particulars
Businesses repeat legal name, principal address, contact information, and officer names on every Proof of Business Address form for a Registrant Identification Number. This guide is an example of storing them once in my-id.ca.
Official form and source
Start from the official source and always use the current version — form numbers and links can change:
- Service page: Commercial vehicles — ontario.ca
- Form (Central Forms Repository): Proof of Business Address – Obtaining/Amending a Registrant Identification Number (RIN) — on00453
What this form is about
Form on00453 documents proof of business address when obtaining or amending a Registrant Identification Number (RIN) — confirm supporting documents on ontario.ca.
Before you start: what to gather
- Business legal name and principal address.
- Contact details including phone and email.
- Proof-of-address documents — confirm acceptable types on ontario.ca.
- Signing officer name and title.
Confirm the current process on ontario.ca.
How my-id.ca makes it faster
- Save it once. Store your business name, address, and contact details in your my-id.ca profile.
- Keep documents ready. Upload supporting documents to my-id.ca Files so you are not searching at form time.
- Autofill the form. Use the my-id.ca Chrome extension on a web form, or fill a PDF from your saved profile inside my-id.ca.
- Review and submit yourself through the official channel.
Why do it in my-id.ca
Related Ontario forms repeat the same personal details. Captured once in my-id.ca — stored in Canada, with AI on its own servers — every form starts mostly complete.
Frequently asked questions
- When is proof of address required?
- When applying for a new RIN or changing a registrant address — confirm on ontario.ca.
- How does my-id.ca help?
- It autofills business name, address, and contact details.
- What documents count as proof?
- Acceptable evidence varies — confirm the current list on ontario.ca.
Fill it once. Reuse it everywhere.
Save your information in my-id.ca once, then autofill this form and the next one — web forms with the Chrome extension, PDFs right in the app. Your data is stored in Canada and AI runs on my-id.ca's own servers, never sent to third-party AI providers.