T4A slips explained for 2026: when your business must file for subcontractors, Box 048 fees, deadlines and penalties, and T4 vs T4A vs T5018.
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Canadian Tax and Accounting Guides
Practical guides to Canadian personal and business tax, bookkeeping, payroll, GST/HST and dealing with the CRA, written for Ottawa individuals and small business owners by the team at BBA Tax. Need help with your own situation? Book a free intro call.
Latest Articles
GST/HST Quick Method in Canada: Could Your Business Save Thousands?
The GST/HST Quick Method explained for 2026: who qualifies, Ontario remittance rates, a real savings example, and how to file the GST74 election on time.
SR&ED Tax Credit in Canada: How Small Businesses Claim It in 2026
The SR&ED tax credit explained for 2026: who qualifies, how much CCPCs can claim, eligible costs, and how to file Form T661 with your Canadian tax return.
CRA Tax Instalments in 2026: Who Has to Pay and How to Avoid Interest
CRA tax instalments in 2026: who has to pay, the quarterly due dates, how the CRA calculates them, and how to avoid instalment interest and penalties.
How to Set Up Small Business Payroll in Canada (2026 CRA Guide)
Set up small business payroll in Canada: payroll account, CPP/EI/tax deductions, T4s, remittance deadlines, and the 2026 CRA rules — explained step by step.
Vehicle Tax Deductions for Canadian Small Business: 2026 CRA Rules
The vehicle tax deduction in Canada lets small businesses claim fuel, lease, CCA and more. See 2026 CRA limits, log-book rules, and lease-vs-buy math.
How to Calculate ACB for Crypto in Canada
Step-by-step guide to calculating Adjusted Cost Base for cryptocurrency in Canada — the CRA-mandated method, worked examples across multiple buys and sells, cross-exchange pooling, the superficial loss rule, and the seven most common mistakes Canadian crypto investors make.
Canadian Crypto Tax Guide 2026: Everything CARF Changes
A 2026 deep dive into Canada’s new Crypto-Asset Reporting Framework — what CARF actually changes for Bitcoin holders, DeFi traders, miners, and stakers, plus the steps every Canadian crypto investor should take before automated exchange reporting begins.
Should You Incorporate as a Content Creator in Canada? OnlyFans, YouTube & TikTok Tax Math (2026)
A 2026 deep dive into whether Canadian content creators on OnlyFans, YouTube, TikTok, and Twitch should incorporate — with side-by-side tax math at $50K, $100K, $150K, and $250K, the privacy benefit explained, the TOSI trap, and a clear decision framework.
40 Tax Write-Offs Every Canadian Content Creator Should Claim in 2026 (OnlyFans, YouTube, TikTok)
A complete 2026 list of 40 tax write-offs every Canadian content creator should claim — by category, with CCA classes and real-world examples for OnlyFans, YouTube, TikTok, and Twitch creators. Includes the new 100% immediate expensing rules for computer equipment.
OnlyFans Taxes in Canada: The Complete 2026 Guide to Income, HST & Deductions
Canadian OnlyFans creators must report all platform income to the CRA — including subscriptions, tips, and PPV. This 2026 guide covers T2125 reporting, why most OnlyFans revenue is zero-rated for HST, every deduction you can claim, when to incorporate, and how to survive a CRA lifestyle audit.
Tax Deductions Every Shopify Seller in Canada Should Claim
Canadian Shopify sellers can deduct platform fees, shipping costs, advertising, home office expenses, and more. This complete 2026 guide covers every eligible tax deduction with documentation requirements and a checklist.