How to defend a third party claim (Form 29B) — and autofill rcp-29b with my-id.ca
Defend a third party claim without retyping third party defendant and counsel details
Third party defendants defending a third party claim repeat party names, addresses, counsel contacts, and court file references on every Form 29B Third Party Defence. 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 Superior Court of Justice — ontariocourts.ca
- Form (Central Forms Repository): FORM 29B - Courts of Justice Act. Third Party Defence — rcp-29b
What this form is about
Form rcp-29b is Form 29B — Third Party Defence under the Courts of Justice Act and Rules of Civil Procedure — confirm deadlines on ontariocourts.ca.
Before you start: what to gather
- Third party defendant legal name and address.
- Third party claimant (defendant) name and address.
- Counsel name, firm, address, and contacts.
- Court file number and third party claim allegations.
Confirm the current process on ontario.ca.
How my-id.ca makes it faster
- Save it once. Store your plaintiff, defendant, and counsel identity 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 files Form 29B?
- The person named as third party defendant in Form 29A.
- How does my-id.ca help?
- It autofills names and addresses; substantive defences need legal drafting.
- Can the third party claimant reply?
- If new matters are raised, Form 29C may apply.
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.