How to register as a third-party advertiser — and autofill 017-10551p with my-id.ca
Register third-party advertising without retyping organization particulars
Individuals, corporations, and trade unions incurring expenses for a municipal ballot question repeat organization name, contact information, and registration particulars on every Notice of Registration – Third Party Form 7. 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: 2026 third-party advertisers' guide — ontario.ca
- Form (Central Forms Repository): Notice of Registration - Third Party - Form 7 — 017-10551p
What this form is about
Form 017-10551p registers a third party that wishes to incur expenses for a question on a municipal ballot — confirm rules in the third-party advertisers' guide on ontario.ca.
Before you start: what to gather
- Third-party name (individual, corporation, or trade union).
- Contact details including phone and email.
- Municipality and ballot question particulars.
- Authorized representative if applicable — confirm on ontario.ca.
Confirm the current process on ontario.ca.
How my-id.ca makes it faster
- Save it once. Store your organization 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
- Who must register using Form 7?
- Individuals, corporations, or trade unions incurring expenses for a ballot question — confirm on ontario.ca.
- How does my-id.ca help?
- It autofills organization name, address, and contact details.
- Where is it filed?
- With the municipal clerk — confirm timing in the third-party advertisers' guide 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.