Mega Deduction Calculator

The Mega Deduction for dental and medical clinics

Clinic equipment is expensive and was written off slowly at 20%. A professional corporation can now deduct an imaging unit or a chair package in full.

Three things to know

  • CBCT and digital imaging units become a single-year deduction
  • Practice management software and servers qualify
  • Sterilization and lab equipment in Class 8 now writes off 5x faster in year one

A typical $150,000 purchase

Advanced assumptions

What dental and medical clinics typically buy

AssetClassStatusOld year-one deduction on $150,000Tax reduction (SB / general, Ontario)
Medical and dental equipment8Eligible$15,000$16,800 / $39,750
Computer equipment50Eligible$41,250$16,800 / $39,750
Software12 / 10Eligible$75,000$16,800 / $39,750
General equipment, tools and furniture8Eligible$15,000$16,800 / $39,750

Free: the Year-End Purchase Checklist (PDF)

One page. What qualifies, what does not, the 'available for use' trap, and the seven questions to ask your accountant before you buy. No spam, unsubscribe any time.

Year-end planning kit

The Mega Deduction Year-End Playbook

Everything you need to walk into your accountant's office with a plan instead of a question. Built for owner-managed Canadian businesses that expect a profitable 2026.

  • Excel purchase planner with every province's rates and every CCA class pre-loaded. Model up to 12 purchases, see the year-one deduction, tax reduction and 10-year comparison for each.
  • The 41-page Playbook (PDF): eligibility by asset class, the exclusions, 'available for use' rules, financing vs. leasing, recapture risk, CCPC vs. sole proprietor, and worked examples for 12 industries.
  • Accountant brief template (Word): a one-page memo you fill in and send so your accountant can confirm the plan in one email instead of a meeting.
  • 30-day action plan for purchases that must be delivered and installed before your fiscal year-end.

$97$47 CAD one-time, instant download

Get the Playbook

Secure checkout by Stripe. Files delivered immediately after payment. Not tax advice; every plan should be confirmed by your accountant.