How to calculate mining tax exemption profit — and autofill 013-0794 with my-id.ca
Claim a new-mine mining tax exemption without retyping operator details
Mining operators claiming the exemption for a new non-remote mine or major expansion repeat legal name, mine identifiers, business number, and operator contact details on every mining tax exemption calculation. 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 mining tax — ontario.ca
- Form (Central Forms Repository): Calculation of Profit Eligible for the Mining Tax Exemption for New Mine or Major Expansion of Existing Mine — 013-0794
What this form is about
Form 013-0794 calculates profit eligible for the mining tax exemption for a new mine or major expansion of an existing non-remote mine — confirm exemption rules on ontario.ca.
Before you start: what to gather
- Operator legal name and mailing address.
- Business number and mining tax account identifiers if applicable.
- Mine name, location, and exemption period dates.
- Profit and cost records supporting the calculation — confirm on ontario.ca.
Confirm the current process on ontario.ca.
How my-id.ca makes it faster
- Save it once. Store your operator name, address, and business number 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 013-0794?
- Mining operators claiming the new-mine or major-expansion exemption — confirm eligibility on ontario.ca.
- How does my-id.ca help?
- It autofills operator name, address, and business number.
- How does 013-0794 relate to form 013-0793?
- Form 013-0793 is the declaration and allocation schedule; 013-0794 calculates eligible profit.
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.