How to apply for supplementary letters patent — and autofill 07108 with my-id.ca
Amend your corporation charter without retyping director details
Directors of Ontario corporations under the Corporations Act seeking supplementary letters patent repeat corporation legal name, registered office address, director names, and contact information on every Form 3 application. 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: Ontario Business Registry — ontario.ca
- Form (Central Forms Repository): Application for Supplementary Letters Patent, Form 3, Corporations Act — 07108
What this form is about
Form 07108 is Form 3 — Application for Supplementary Letters Patent under the Corporations Act — confirm filing requirements on ontario.ca.
Before you start: what to gather
- Corporation legal name and Ontario corporation number.
- Registered office address and director names and addresses.
- Proposed amendments and supporting resolutions.
- Filing fee — confirm on ontario.ca.
Confirm the current process on ontario.ca.
How my-id.ca makes it faster
- Save it once. Store your corporation name, address, and director 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
- What changes need supplementary letters patent?
- Changes to share structure, objects, or other charter provisions — confirm on ontario.ca.
- How does my-id.ca help?
- It autofills corporation name, address, and director contact details.
- How does 07108 relate to articles of amendment under the BCA?
- BCA corporations file articles of amendment instead — confirm which statute governs your entity.
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.