✅ Updated for the 2025 tax year (filed in 2026)
This guide explains the T1 General in simple terms — perfect for beginners.
If you’ve ever filed taxes in Canada, you’ve already used the T1 General — even if you didn’t realize it.
This guide explains what the T1 General is, what it includes, and how to complete it step by step.
🧾 What Is a T1 General? #
The T1 General is the main personal income tax return form used by individuals in Canada.
👉 It’s the form you submit to the government to:
- Report your income
- Claim deductions and credits
- Calculate your taxes
- Determine your refund or balance owing
📌 In simple terms:
The T1 General is your entire tax return.
🧭 Who Needs to File a T1 General? #
You need to file a T1 return if you:
- Earned income in Canada
- Owe taxes
- Want a tax refund
- Want to receive benefits (GST/HST, CCB, etc.)
- Are self-employed
- Sold investments or crypto
👉 Even if you had no income, filing a T1 helps you receive government benefits.
📊 What Does the T1 General Include? #
The T1 General is made up of several sections that calculate your taxes step by step.
1️⃣ Identification #
Basic personal details:
- Name
- Address
- SIN
- Marital status
2️⃣ Total Income #
This is where you report all sources of income, such as:
- Employment income (from T4)
- Self-employment income
- Investment income (T5, T3)
- Capital gains
- Rental income
- Foreign income
👉 This section calculates your total income
3️⃣ Net Income #
After income, you subtract deductions, such as:
- RRSP contributions
- Childcare expenses
- Moving expenses
- Employment expenses
👉 Result: Net income
4️⃣ Taxable Income #
Further adjustments are applied to calculate:
👉 Taxable income (the amount actually taxed)
5️⃣ Federal and Provincial Tax #
Your tax is calculated based on:
- Federal tax brackets
- Provincial or territorial tax rates
6️⃣ Tax Credits #
Credits reduce the tax you owe.
Non-refundable credits #
- Basic Personal Amount
- CPP & EI contributions
- Tuition credits
Refundable credits #
- GST/HST credit
- Canada Workers Benefit
7️⃣ Final Result #
At the end of the T1 General, you’ll see:
👉 Refund or balance owing
🧾 How to Complete a T1 General (Step-by-Step) #
1️⃣ Gather Your Documents #
Examples:
- T4 (job income)
- RRSP receipts
- Investment slips
👉 See: How to File Taxes in Canada
2️⃣ Enter Your Income #
Input all income sources into your tax software or forms.
3️⃣ Add Deductions #
Reduce your taxable income using eligible deductions.
4️⃣ Apply Credits #
Claim credits to reduce your tax payable.
5️⃣ Review and Submit #
- File online (NETFILE)
- Or mail your return
💻 Do You Need to Fill Out the T1 Form Manually? #
👉 Usually, no.
Most people use tax software, which:
- Automatically fills out the T1 General
- Calculates everything for you
- Submits it online
📌 The T1 still exists — you just don’t see it directly.
📅 When Is the T1 General Due? #
For the 2025 tax year:
- April 30, 2026 → Filing and payment deadline
- June 15, 2026 → Self-employed filing deadline
⚠️ Interest starts May 1 if you owe taxes.
🧠 Example: How a T1 General Works #
Example:
John earns $60,000 salary and contributes $2,000 to his RRSP.
- Total income = $60,000
- Minus RRSP deduction = $58,000
- Tax calculated on $58,000
- Credits applied
👉 Final result: Refund or balance depending on taxes paid
❓ Frequently Asked Questions #
Is the T1 General the same as a tax return? #
Yes — the T1 General is your personal tax return in Canada.
Where can I find my T1 General? #
- Inside your tax software
- In your CRA My Account after filing
Do I need to submit the T1 form separately? #
No — when you file your taxes, the T1 is included automatically.
Can I change my T1 after filing? #
Yes — use ReFILE or adjust it in CRA My Account.
🔗 Related Guides #
🚀 Key Takeaways #
- The T1 General is your main tax return form
- It reports income, deductions, and credits
- It determines your refund or taxes owed
- Most people complete it using tax software
👉 If you understand the T1, you understand how taxes work in Canada.
