Tax & Bookkeeping Blog | MaxRefund
MaxRefund Blog

Tax & Bookkeeping Guides
Plain Language. No Jargon.

Practical guides on CRA deadlines, bookkeeping best practices, payroll rules, and tax strategies — written for Canadian business owners, not accountants.

Bookkeeping

Records, receipts, ITCs, mileage, shareholder accounts — keep your books clean and CRA-ready.

2 articles

Payroll

T4As, employee vs contractor classification, salary vs dividends — paying people correctly.

0 articles

Taxes & CRA

Deadlines, instalments, GST/HST, notices of assessment — navigating the CRA without surprises.

0 articles

Personal Tax — Guides for Individuals

Filing & Basics

T1 returns, deadlines, T4 slips, CRA My Account, amendments — everything you need to file confidently.

0 articles

Savings & Investments

RRSP, TFSA, FHSA, capital gains, rental income, crypto — growing your wealth tax-efficiently.

0 articles

Credits & Deductions

CCB, GST/HST credit, DTC, medical expenses, charitable donations — every dollar you can recover.

0 articles

E-Commerce — Guides for Online Sellers

E-Commerce

GST/HST, bookkeeping, and CRA rules for Shopify, Amazon FBA, Etsy, and dropshipping sellers in Canada.

9 articles

11 articles

Taxes & CRA

CRA Key Dates & Tax Deadlines for Canadian Small Businesses (2026)

Miss a CRA deadline and you'll pay automatic penalties. Here's every filing and payment deadline your business needs to track in 2026 — T1, T2, GST/HST, and payroll.

Taxes & CRA

GST/HST Registration in Canada: Do You Really Need to Register?

Once your revenue hits $30,000, GST/HST registration isn't optional — it's the law. Here's how the threshold works, when to register, and what happens if you wait too long.

Taxes & CRA

Tax Instalments Canada: Do You Need to Pay the CRA in Advance?

The CRA doesn't always wait until filing season to collect. Find out if you're required to make quarterly or monthly instalment payments — and how to calculate them correctly.

Taxes & CRA

How to Read a CRA Notice of Assessment

Your Notice of Assessment is more than a receipt — it affects your RRSP room, benefit eligibility, and audit risk. Here's how to decode every section and what to do when something looks wrong.

Taxes & CRA

QST in Quebec: What Small Business Owners Need to Know

Quebec has its own sales tax system on top of the federal GST. Here's a plain-language guide to QST registration, filing frequencies, input tax refunds, and what's different from the rest of Canada.

Bookkeeping

CRA Mileage Rate 2026: How to Claim Vehicle Expenses for Your Business

The CRA's 2026 per-kilometre rate determines how much you can deduct for business driving. Here's what the rate is, how to track it correctly, and what the CRA expects if you're ever audited.

Bookkeeping

How Long to Keep Business Records in Canada: The CRA's 6-Year Rule

The CRA requires businesses to keep most records for six years — but the clock doesn't always start when you think. Here's exactly what to keep, how long, and what you can safely discard.

Bookkeeping

Input Tax Credits (ITCs): How to Recover GST/HST Paid on Business Purchases

If you're GST/HST registered, you can claim back the tax you paid on business expenses. Here's how ITCs work, what qualifies, what doesn't, and how to claim them without triggering a review.

Bookkeeping

Shareholder Loans in Canada: The CRA One-Year Rule Every Business Owner Must Know

Withdrawing money from your corporation as a shareholder loan has strict CRA rules. Miss the repayment window and that loan becomes fully taxable personal income — here's how to stay compliant.

Payroll

T4A for Contractors: When to Issue One and How to File It

If you paid a self-employed individual more than $500 for services, you likely need to issue a T4A. Here's when it's required, which boxes to fill, and how to file it with the CRA by the February deadline.

Payroll

Employee vs. Independent Contractor: How the CRA Decides (and Why It Matters)

Misclassifying workers costs thousands in back-taxes, CPP, and EI. The CRA has specific criteria for telling employees from contractors — here's how to get the classification right from day one.

Payroll

Salary vs. Dividends: How to Pay Yourself from a Canadian Corporation

Should you pay yourself a salary or dividends from your corporation? The answer depends on your tax rate, RRSP room, and CPP contributions — here's a practical breakdown for Canadian business owners.

Taxes & CRA

Sole Proprietor vs Corporation in Canada: Which Is Right for You?

Tax rates, liability, setup costs, RRSP room, and the lifetime capital gains exemption — a complete side-by-side comparison to help you decide when incorporation makes financial sense.

Bookkeeping

Home Office Deduction Canada: What You Can Claim

Work from home? The CRA allows you to deduct a portion of rent, utilities, property taxes, and more. Here's how to calculate your business-use percentage and which expenses qualify.

Taxes & CRA

Small Business Deduction Canada: The 9% Tax Rate Explained

The SBD reduces corporate tax to 9% on the first $500,000 of active income. Here's who qualifies, how the passive income grind-down works, and combined rates by province.

Taxes & CRA

RRSP for Self-Employed Canadians: How It Works

No employer matching — but the RRSP is still one of your most powerful tax tools. Here's how contribution room is calculated, the 60-day deadline, and how it changes if you incorporate.

Payroll

CRA Payroll Remittances: How to Stay Compliant and Avoid Penalties

Missing a payroll remittance deadline triggers automatic CRA penalties of 3% to 10% — and doubles on a second offence. Here's what to remit, when, and how to never miss a deadline.

Bookkeeping

Year-End Bookkeeping Checklist for Canadian Small Businesses

A complete month-by-month checklist from October to February — reconciliations, payroll wrap-up, T4/T4A prep, GST/HST reconciliation, and everything your bookkeeper needs to close your books cleanly.

Taxes & CRA

GST/HST Filing for Canadian Small Businesses: A Practical Guide

Getting a GST number is just the beginning — you also need to file returns on time. Here's how to calculate net tax, choose between the Regular and Quick Method, file online, and handle a balance owing.

Bookkeeping

Online Bookkeeping for Ontario Small Businesses

Ontario's 13% HST, Employer Health Tax, and WSIB create a specific compliance picture. Here's how online bookkeeping works for Ontario businesses — and what to look for in a remote bookkeeper.

Payroll

CRA Payroll Audit: What Business Owners Need to Know

Payroll audits are more common than most business owners expect. Here's what triggers one, what the CRA examines, what penalties apply, and how to be ready before the letter arrives.

Payroll

How to Set Up Payroll for a Small Business in Canada

From registering your CRA payroll account to issuing your first T4 — a step-by-step guide to setting up payroll correctly, calculating CPP, EI, and income tax, and meeting every CRA deadline.

Bookkeeping

Bookkeeping for Small Businesses in Canada: A Practical Guide

What bookkeeping actually involves, cash vs accrual, bank reconciliation, GST/HST tracking, financial statements, and when it makes sense to stop doing it yourself.

Taxes & CRA

How to Reduce Your Small Business Taxes in Canada Legally

10 CRA-approved strategies for reducing what you owe — from choosing the right structure to salary vs dividends, RRSP contributions, CCA timing, family salaries, and the GST/HST Quick Method.

Taxes & CRA

T2 Corporate Tax Return Canada: Complete Guide

Who must file a T2, deadlines, combined federal-provincial tax rates, key schedules (1, 8, 200, 7), the Small Business Deduction qualification, and common mistakes to avoid.

Payroll

Payroll Deductions Canada 2026: CPP, EI and Income Tax Guide

CPP1 and CPP2 rates, EI rates, income tax withholding, remittance deadlines by frequency (quarterly/regular/accelerated), and year-end T4 obligations.

Taxes & CRA

How to Register a Business in Canada 2026: Step-by-Step

Sole proprietorship vs corporation, business name registration, CRA Business Number, GST/HST account, payroll account, and Quebec REQ registration.

Taxes & CRA

Corporate Tax Rate Canada 2026: Federal + All Provinces

Full table of combined federal-provincial corporate tax rates for 2026, SBD 9% qualification criteria, investment income RDTOH mechanism, and planning strategies.

Payroll

T4 Slip Explained Canada: Boxes, Deadlines and Corrections

Who receives a T4, key boxes (14, 16, 18, 22, 40), taxable benefits, RL-1 slips for Quebec, the last-day-of-February deadline, and how to amend errors.

Bookkeeping

Business Expenses Canada 2026: What's Deductible?

The golden rule, fully deductible expenses, 50% meals limitation, vehicle methods (mileage vs actual), home office rules, capital vs current expenses, and what you cannot deduct.

Taxes & CRA

CRA My Account and My Business Account: 2026 Guide

My Account vs My Business Account comparison, registration steps, key features (GST/HST filing, payroll, direct deposit), and how to authorize a representative.

Taxes & CRA

GST/HST Zero-Rated vs Exempt Supplies Canada: Key Differences

Taxable, zero-rated, and exempt definitions, examples of each (groceries, healthcare, residential rent), comparison table, and how to prorate ITCs for mixed supplies.

Bookkeeping

Capital Cost Allowance Canada 2026: CCA Classes and Rules

Declining balance method, half-year rule, Immediate Expensing for CCPCs, CCA class table (1, 8, 10, 12, 50), recapture vs terminal loss vs capital gain, rental property restrictions.

Payroll

CPP and EI for Employers Canada 2026: Complete Guide

CPP1/CPP2 employer rates, QPP for Quebec, EI 1.4× multiplier, employer premium reduction, exemptions (owner-managers, family members), and director personal liability for unremitted deductions.

Bookkeeping

Bank Reconciliation for Canadian Small Business

How to reconcile your bank accounts monthly, stay CRA-compliant, and catch costly errors before they become tax problems.

Bookkeeping

Chart of Accounts for Canadian Small Business

A properly structured chart of accounts keeps your books CRA-ready and makes year-end reporting significantly faster and cheaper.

E-Commerce

E-Commerce Taxes in Canada: The Complete 2026 Guide for Online Sellers

GST/HST registration, income tax, platform fees, multi-province rules, and CRA compliance — everything Canadian online sellers need to know about taxes in 2026.

E-Commerce

GST/HST for Shopify Sellers in Canada: 2026 Complete Guide

When to register, how to collect, and how to file GST/HST as a Shopify store owner in Canada. Includes the $30,000 threshold, province-by-province rates, and Shopify Tax Canada 2026 updates.

E-Commerce

Shopify Tax Canada 2026: What the New Tool Means for Your Business

Shopify launched Shopify Tax Canada on May 13, 2026, replacing Basic Tax for Canadian stores. Here's what changed, what it automates, and what you still need to handle yourself.

E-Commerce

Bookkeeping for Shopify Stores in Canada: Track Revenue, Expenses & Taxes

How to set up bookkeeping for your Shopify store in Canada — reconciling payouts, tracking platform fees, managing GST/HST, and staying CRA-ready year-round.

E-Commerce

Shopify Payments and Taxes in Canada: What You Must Report to the CRA

Shopify Payments deposits are not your taxable revenue — your gross sales are. Here's how to reconcile Shopify Payments correctly for Canadian tax purposes and avoid costly CRA mismatches.

E-Commerce

Tax Deductions for Shopify Store Owners in Canada

From platform fees to advertising and shipping costs, Canadian Shopify sellers can deduct a wide range of business expenses. Here's what qualifies and how to claim it correctly.

E-Commerce

How to Set Up Accounting for a New Shopify Store in Canada

Starting a Shopify store in Canada? Here's the accounting setup checklist every new seller needs — from business registration and GST/HST to chart of accounts and bookkeeping tools.

E-Commerce

Shopify and Quebec Sales Tax (QST): What Sellers Need to Know

Quebec charges both GST (5%) and QST (9.975%) for a combined rate of 14.975%. Here's how Shopify sellers handle QST registration, collection, and filing with Revenu Québec.

E-Commerce

Do I Need an Accountant for My Shopify Store in Canada?

Many Shopify sellers try to manage taxes alone — until a CRA audit, a missed HST filing, or a costly bookkeeping error changes that. Here's when hiring an accountant makes financial sense.