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How Taxes Work in Canada | Beginner Guide

Updated

Canadian Tax Basics

Two Levels of Tax

Level Who Sets It
Federal Government of Canada
Provincial Your province
You pay Both combined

How It Works

Gross Income
- Deductions (RRSP, etc.)
= Taxable Income
× Tax Rates
- Tax Credits
= Tax Owing/Refund

Tax Brackets Explained

What “Progressive” Means

Not This Actually This
$100K income → 30% = $30K tax Different rates for different portions
All taxed at same rate Only income IN each bracket taxed at that rate

Federal Tax Brackets 2026

Taxable Income Rate Tax on Bracket
First $55,867 15% $8,380
$55,867 - $111,733 20.5% $11,453
$111,733 - $173,205 26% $15,983
$173,205 - $246,752 29% $21,329
Over $246,752 33% 33% of excess

How It Actually Works

$80,000 Income Breakdown
First $55,867 × 15% = $8,380
Remaining $24,133 × 20.5% = $4,947
Total Federal Tax = $13,327

Plus provincial tax.

Marginal vs Effective Rate

Term Meaning
Marginal rate Tax on your NEXT dollar
Effective rate Average tax on ALL income
At $80K Income
Marginal rate 20.5% federal + ~10% prov
Effective rate ~20-23% overall

Provincial Tax Adds On

Combined Rate Example (Ontario)

Income Federal Ontario Combined
$50,000 15% 5.05% ~20%
$80,000 20.5% 9.15% ~30%
$150,000 26% 11.16% ~37%

What’s Taxable?

Types of Income

Income Type Taxable?
Employment income Yes-full amount
Self-employment Yes-after expenses
Investment income (interest) Yes-full amount
Dividends Yes-with tax credit
Capital gains 50% of gain
TFSA withdrawals No
CCB, GST credit No

Capital Gains Explained

Scenario Tax
Buy stock for $1,000 -
Sell for $1,500 $500 gain
Taxable amount $250 (50%)
At 30% marginal $75 tax

Deductions vs Credits

Deductions

What They Do Reduce taxable income
Effect Saves tax at your marginal rate
Example RRSP contribution

RRSP Deduction Example

$5,000 RRSP Contribution
At 30% marginal rate Saves $1,500 in tax
At 40% marginal rate Saves $2,000 in tax

Credits

What They Do Reduce tax directly
Effect Same value for everyone
Example Basic personal amount

Credit Example

Basic Personal Amount (~$15,705)
Credit rate 15%
Tax reduction ~$2,356
Same for everyone Regardless of income

Common Deductions

Reduce Your Taxable Income

Deduction Maximum
RRSP contribution 18% of income, up to ~$31,560
Union dues Full amount
Child care expenses Varies
Moving expenses (for work) Varies
Student loan interest Full amount paid

Common Credits

Non-Refundable (Reduce Tax to Zero)

Credit Amount/Rate
Basic personal ~$15,705
Spouse amount ~$15,705
Medical expenses Over 3% of income
Charitable donations 15%/29%
Tuition 15% of tuition

Refundable (Can Get Paid)

Credit Details
GST/HST credit Low/moderate income
Canada Workers Benefit Working low income
CCB Families with kids

How to File Taxes

What You Need

Document From
T4 slip Employer
T5 slip Bank (interest/dividends)
RRSP receipts Financial institution
T2202 School (tuition)
Receipts Donations, medical

Filing Options

Method Best For
NETFILE (free software) Simple returns
TurboTax/Wealthsimple Tax Most people
Accountant Complex situations

Free Tax Software

Option Cost
Wealthsimple Tax Free
SimpleTax Free (donations welcome)
StudioTax Free

Key Tax Dates

Annual Calendar

Date Event
End of February T4 slips issued
March 1 RRSP deadline (for previous year)
April 30 Tax filing deadline
April 30 Payment deadline
June 15 Filing deadline (self-employed)

Tax Refund vs Owing

Why Refunds Happen

Reason
Too much withheld at source Common
RRSP contributions Reduce taxable income
Credits Medical, donations

Why You Might Owe

Reason
Multiple jobs Each withholds assuming only job
Self-employment income No withholding
Investment income Often no withholding

Withholding at Source

Your Employer Withholds

What
Federal tax Based on income
Provincial tax Based on income
CPP contributions ~5.95%
EI premiums ~1.63%

Adjusting Withholding

If Too Much Withheld Options
Large refunds yearly? File T1213 to reduce
Large RRSP contributor Request less withholding

CPP and EI

Canada Pension Plan

In 2026 Approximate
Rate ~5.95% (employee share)
Maximum earnings ~$71,300
Maximum contribution ~$4,045
What you get Retirement pension later

Employment Insurance

In 2026 Approximate
Rate ~1.63%
Maximum earnings ~$65,700
Maximum premium ~$1,070
What you get Benefits if unemployed

Tax Planning Basics

Reduce Taxes Legally

Strategy Effect
RRSP contributions Deduction now
TFSA investing Tax-free growth
Income splitting If applicable
Time capital gains When advantageous

Common Tax Mistakes

Avoid These

Mistake Solution
Missing deadline File on time
Forgetting deductions Keep records
Missing credits Check all eligible
Wrong info Double-check SIN, address
Not filing Always file, even if no income