All topics
Every guide on Canada Tax Desk, grouped by topic.
NETFILE and E-Filing
Filing a T1 return online with NETFILE, the access code, ReFILE and fixing CRA-side rejections.
- CRA EFILE: Registration, Login and 2027 Renewal
- NETFILE Access Code: Where to Find It on Your NOA in 2027
- NETFILE Eligibility: Who Can and Cannot File Online
- NETFILE Not Working? CRA-Side Causes and What to Do
- When Does NETFILE Open? 2027 Tax Season Start Date
- NETFILE Quebec: Filing Your Quebec and Federal Returns
- NETFILE Rejected: Why the CRA Refused Your Tax Return
- ReFILE CRA: How to Amend Your Return with Tax Software
Filing Your Return
How, when and by what method to file a Canadian return, including late, past-year and special returns.
- Can AI File Taxes With the CRA? Using AI for Canadian Taxes
- CRA Auto-fill My Return: How It Pre-fills Your Tax Slips
- CRA Automatic Tax Filing: Who May Qualify Starting 2027
- Late Filing Penalty Canada: How the CRA Calculates It
- Late Tax Return Canada: How to File Overdue Tax Returns
- Paper Tax Return Canada: Where to Mail Your Return
- RC4288 Taxpayer Relief Request: Cancel CRA Penalties
- Self-Employed Tax Deadline Canada: June 15 vs April 30
- SimpleFile CRA: Who Gets an Invitation and How It Works
- Tax Deadline Canada 2027: When Tax Season Starts and Ends
- Tax Season 2027 Canada: Tax Changes and What's New
After You File
Notices of assessment, refunds, reviews, reassessments and balances owing from the CRA.
- Change My Return CRA: Fix a Mistake on Your Tax Return
- CRA Balance Owing: How to Pay It and Avoid Extra Interest
- CRA Payment Arrangements: How to Set Up a Tax Payment Plan
- CRA Pre-Assessment Review: Why Your Refund Is on Hold
- CRA Refund Delay 2026: Why It's Held and When to Call
- How Long Does the CRA Take to Process a Tax Return?
- CRA Refund Status: How to Check Where Your Refund Is
- CRA Review Letter: What It Means and How to Respond
- Notice of Assessment: How to Read Your CRA NOA Line by Line
- Notice of Reassessment: Why the CRA Changed Your Return
- T1 Adjustment Request: How to Use Form T1-ADJ by Mail
- Where Is My Notice of Assessment? Get a Copy Online
CRA Account
Registering, signing in, security and direct deposit in CRA My Account.
- Change CRA Direct Deposit: Update Your Bank Account
- CRA Account Locked: How to Unlock It and Get Back In Fast
- CRA Backup Multi-Factor Authentication: What Changed
- CRA AI Chatbot Charlie: What It Can and Cannot Answer
- CRA Direct Deposit: How to Set It Up for Tax Refunds
- CRA Scam or Real? How to Check a CRA Letter, Text or Call
- CRA Login Help: Sign-In Link, Locked Account and MFA Fixes
- Register for CRA My Account: Step-by-Step for First-Timers
Tax Slips and Lines
What each common tax slip reports and where key return lines come from.
- What Is Line 15000 on a Tax Return? Total Income vs Box 14
- Line 23600 (Line 236): Net Income on Your Tax Return and NOA
- Missing Tax Slip? T4 Slip Download and Other Fixes
- RRSP Receipt: First 60 Days, Schedule 7 and Tax Filing
- T2202 Tuition Slip: How Students Claim Tuition Fees
- T4 Slip Boxes Explained: Box 14, 22, 40, 32, 38 and 85
- T4 Slip Explained: What Each Part of Your T4 Means
- T4A Slip: Pension, Contract and Scholarship Income
- T4E Slip: Reporting EI Benefits and EI Repayment
- What Are T5 Slips? T5 Slip Boxes 13, 24 and 25 Explained
- T5007 Slip: Social Assistance and Workers' Compensation
Tax Rates and Brackets
Federal and provincial brackets, the basic personal amount and rate changes, with a calculator.
- Alberta Tax Brackets 2026: New 8% Rate and Thresholds
- Basic Personal Amount 2026: $16,452 Federal, All Provinces
- BC Tax Brackets 2026: British Columbia Income Tax Rates
- Canada Tax Brackets 2027: Release Timing and What to Expect
- Income Tax Calculator Canada: Estimate Your 2026 Tax
- Canada's 14% Tax Rate: What the Rate Cut Means for You
- Ontario Income Tax Brackets 2026: Combined Federal Rates
- Quebec Tax Brackets 2026: 14% to 25.75% and Combined Rates
- Top-Up Tax Credit: How It Protects Your Credits in 2026
Disability Tax Credit
Eligibility, Form T2201, amounts, retroactive claims and processing for the DTC.
- Disability Tax Credit Amount: What It Is Worth by Year
- How to Apply for the Disability Tax Credit Online or by Mail
- Disability Tax Credit Eligibility for a Child: Who Claims
- Disability Tax Credit Eligibility: Who Qualifies and Why
- Disability Tax Credit Eligibility for Mental Health
- Disability Tax Credit Processing Time: Up to 8 Weeks (2026)
- Disability Tax Credit Retroactive Payments: Up to 10 Years
- T2201 Form: Completing the Disability Tax Credit Certificate
Credits and Deductions
Medical, tuition, caregiver, home and moving claims plus new credits for 2026.
- Canada Caregiver Credit: Amounts, Eligibility, How to Claim
- Canada Workers Benefit 2026: Amounts, Eligibility, Advances
- Charitable Donation Tax Credit: 2026 Rates, Limits, Examples
- Child Care Expenses Deduction: Limits per Child, Line 21400
- Home Accessibility Tax Credit: 2026 Rule Change Explained
- Home Buyers' Amount: Claim Up to $10,000 on Line 31270
- Medical Expenses Tax Credit Canada: What You Can Claim
- T1-M Moving Expenses Deduction: 40 km Rule and Line 21900
- Multigenerational Home Renovation Tax Credit: Who Qualifies
- Pension Income Splitting in Canada: Rules and Example
- Personal Support Workers Tax Credit: 2026 Amount and Rules
- Tuition Tax Credit Canada: Claim, Transfer or Carry Forward
- Work From Home Expenses Canada: T2200 and What to Claim
RRSP, TFSA and FHSA
Limits, deadlines, penalties and home-buying rules for registered accounts.
- FHSA Contribution Limit: $8,000 a Year and Carry-Forward
- FHSA Rules Canada: Eligibility, Limits and Withdrawals
- Home Buyers' Plan Repayment: New 5-Year Deferral Explained
- Home Buyers' Plan vs FHSA: Which to Use for a First Home
- Home Buyers' Plan: $60,000 RRSP Withdrawal and Repayment
- RRSP Deadline 2027: Last Day to Contribute for 2026
- RRSP Contribution Limit 2026: How Your Room Is Calculated
- RRSP Over-Contribution Penalty: The $2,000 Buffer and T1-OVP
- RRSP Withdrawal Tax: Withholding Rates and What You Owe
- TFSA Contribution Limit 2026 & 2027: $7,000, $109,000 Total
- TFSA Over-Contribution Penalty: How to Fix It and Get Relief
GST/HST for Business
Registering, charging, filing and paying GST/HST, including GST/HST NETFILE.
- How to File a Nil GST/HST Return Online, Step by Step
- GST NETFILE Deadline: GST/HST Due Dates by Filing Period
- GST/HST Access Code: Find It Online or Get a New One
- GST Instalments (CRA): Due Dates, $3,000 Rule and Amounts
- GST/HST Registration: How to Register for a GST/HST Number
- Uber GST Number: Needed From Ride One, Uber Eats at $30,000
- GST Late Filing Penalty: CRA Formula, Interest and Relief
- GST NETFILE: How to File Your GST/HST Return Online
- GST Quick Method: Rates, Eligibility and Worked Example
- How to File a GST Return in Canada: Lines and Steps
- GST Small Supplier Threshold: The $30,000 Rule Explained
- HST Rates by Province 2026: GST, HST, PST and QST Table
Self-Employed
T2125, CPP, deductible expenses, instalments and gig work for sole proprietors.
- Business Expenses List Canada: Self-Employed Deductions
- CPP for Self-Employed People: 2026 Rates and Maximums
- Self-Employed Tax Calculator Canada: Tax and CPP Estimate
- T2125 Form: How to Report Self-Employment Income in Canada
- CRA Tax Instalments: Who Must Pay and 2027 Due Dates
- Uber Driver Taxes Canada: Income, Expenses and GST/HST
Newcomers, Students and Seniors
First returns and the claims that matter most to newcomers, students and seniors.
- Age Amount Tax Credit 2026: Up to $9,208 at 65 and Older
- International Student Tax Return Canada: Must You File?
- Line 23500: Social Benefits Repayment on Your Tax Return
- Newcomer Tax Return Canada: Filing in Your First Year
- Seniors Tax Return Canada: Credits and Filing Tips After 65
- Student Tax Return Canada: Credits and Tips for Students