Disclaimer

The Productivity Mega Deduction was announced by the Government of Canada on 2026-09-15 as a proposal. Final legislation may differ. Rates and rules on this site are based on public government materials and professional commentary and are updated as information becomes available, but errors are possible. Calculations are estimates that ignore many factors (sales taxes, the business limit, provincial harmonization, loss positions, alternative minimum tax, partial business use and more). Confirm anything you rely on with a qualified accountant.