Guides for the decisions that affect the file
Explore practical guidance on business structure, tax obligations and records for Canadian IT professionals. Start with a common question or filter the library by business type.
Start here
Choose the question closest to your situation. Each guide explains what to check and where to find more detail.
- Sole proprietor statusCould CRA treat your IT contract as employment?
- PSB riskReview the working-arrangement facts.
- Status vs. PSBSee what changes when you incorporate.
- IncorporationCompare structures and personal cash needs.
- Owner compensationCompare salary and dividends.
- CleanupOrganize missing books and returns.
Find guidance for your type of business
Showing all guides
Starting or changing your structure
Incorporation, business structure, and the contract facts that should be clear before the work begins.
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Should I Incorporate as an IT Contractor in Canada?
Compare incorporation with sole proprietorship using personal cash needs, retained profit, contract facts, and ongoing costs.
~ 5 min /Updated Oct 11, 2026 → -
Sole Proprietor vs Corporation for IT Contractors
Incorporation isn't automatically the better structure. The answer depends on your income level, risk tolerance, and how you work with clients.
~ 7 min /Updated May 9, 2026 → -
Personal Services Business Risk for Incorporated IT Contractors
Incorporated IT contractors can face personal services business risk when the client relationship resembles employment and the other conditions are met.
~ 5 min /Updated Oct 11, 2026 → -
Can CRA Reclassify a Self-Employed IT Contractor as an Employee?
How employee-versus-contractor status is assessed for Canadian sole-proprietor IT consultants, and what a reassessment could mean.
~ 11 min /Updated Oct 13, 2026 → -
Employment Status vs. PSB Risk: What Changes When an IT Contractor Incorporates?
Compare a sole proprietor's employee-versus-contractor question with an incorporated IT consultant's personal services business exposure.
~ 6 min /Updated Oct 13, 2026 → -
The First Year as an Independent IT Contractor
The transition from employee to independent contractor changes your tax structure immediately. Here is what to register, track, and file in year one.
~ 11 min /Updated Jun 6, 2026 → -
T4 and T4A in the Same Year: IT Contractors in Transition
When you leave employment and start contracting in the same year, both a T4 and self-employment income appear on the same T1.
~ 10 min /Updated Jun 29, 2026 → -
Ottawa Federal Government IT Contractors: Tax and Incorporation Considerations
Federal IT contracts require review of actual working practices and corporate conditions. Duration and client count provide context.
~ 10 min /Updated Jun 29, 2026 → -
Switching Accountants as an Incorporated IT Contractor
Switching accountants involves more than a new engagement letter: CRA authorization, prior-year records, and a review of what the last file missed.
~ 7 min /Updated Jul 6, 2026 → -
Cybersecurity Engagements, Contract Facts, and PSB Risk
Penetration tests, audits, and incident-response retainers carry different PSB risk profiles, even under the same corporation and the same client.
~ 5 min /Updated Aug 6, 2026 →
Keeping up with filings and CRA
Returns, instalments, corporate and personal filing obligations, and what to do when CRA raises a question.
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GST/HST Registration for Canadian IT Contractors
Registration timing turns on the $30,000 threshold, whether revenue comes from technical consulting, AI work, security services, or a growing startup.
~ 5 min /Updated Mar 13, 2026 → -
QST Registration for IT Contractors in Quebec
In Quebec, both GST and QST are administered by Revenu Québec. One agency, two taxes, one registration process.
~ 5 min /Updated May 19, 2026 → -
Quarterly Tax Instalments for Canadian IT Contractors
CRA charges interest on missed instalments even if you settle the full balance in April.
~ 4 min /Updated Mar 18, 2026 → -
2025 Tax Document Checklist for IT Contractors and Tech Consultants
T4A slips from clients don't always arrive on time, and a missing one is enough to trigger a reassessment.
~ 4 min /Updated Feb 25, 2026 → -
How IT Contractors Should Organize Tax Documents for T1, T2125, and T2 Filing in Canada
Most of the scramble at tax time is avoidable. It comes down to what you track during the year and where you keep it.
~ 3 min /Updated Mar 25, 2026 → -
GST/HST Filing After Registration for IT Contractors
Registration opens a recurring filing cycle. Each period needs a net tax calculation, a return, and a remittance on a deadline separate from income tax.
~ 10 min /Updated Jun 15, 2026 → -
GST/HST and QST ITC/ITR Documentation for IT Contractors
An input tax credit is only as good as the paper behind it. CRA and Revenu Québec deny claims that lack the required supplier and purchase details.
~ 9 min /Updated Jul 3, 2026 → -
Provincial Permanent Establishment for Remote IT Contractors
Which province taxes the corporation depends on where the permanent establishment is, not where the client is based, and remote work makes this less obvious.
~ 4 min /Updated Jul 10, 2026 → -
PST/RST Sales Tax Issues Outside GST/QST for IT Contractors
GST/HST is not the only sales tax an IT contractor can owe. BC PST, Saskatchewan PST, and Manitoba RST can apply to software sold into those provinces.
~ 5 min /Updated Jul 16, 2026 → -
Instalment Catch-Up Strategy When Income Jumps
CRA's instalment reminders are based on last year's income. When this year is much higher, following them can leave a large balance due.
~ 4 min /Updated Jul 22, 2026 → -
Annual Compliance Calendar for Incorporated IT Contractors
The full-year filing and remittance calendar for an incorporated IT contractor: T2, T1, GST/HST, QST, payroll, T4, T5, and the annual corporate return.
~ 6 min /Updated Jul 27, 2026 → -
Federal and Quebec Filing Structure for IT Contractors
An IT contractor in Quebec files with two agencies. This guide maps the full structure: T2, CO-17, T1, TP-1, QST, RL slips, QPP, and two-track instalments.
~ 10 min /Updated May 26, 2026 → -
Should I Incorporate as a Quebec IT Contractor?
Quebec IT contractors need a different incorporation break-even: higher filing costs, QPP/QPIP payroll overhead, QST, and two tax agencies.
~ 10 min /Updated May 21, 2026 → -
T2 and T1 Filing for Incorporated IT Contractors
The T2 and T1 are separate returns, but the compensation decisions you make for one directly affect what you owe in the other.
~ 7 min /Updated May 13, 2026 → -
Tax Filing for IT Contractors with a Quebec Establishment
Working in Quebec adds a second set of returns: CO-17 alongside the T2, TP-1 alongside the T1, and QST alongside GST.
~ 6 min /Updated May 13, 2026 → -
Quebec Quarterly Tax Instalments for IT Contractors
Quebec residents face two separate instalment tracks: one to CRA and one to Revenu Québec. Missing either triggers interest independently.
~ 7 min /Updated May 21, 2026 → -
Quebec Tax Document Checklist for IT Contractors
Quebec IT contractors file with two agencies. This checklist adds RL slips, QST return documents, TP-80, TP-1, and CO-17 to the federal document list.
~ 8 min /Updated May 21, 2026 → -
Winding Down a CCPC: What IT Contractors Need to Know
A CCPC wind-down is more than closing CRA accounts. Retained earnings, RDTOH, and the clearance certificate all affect timing and tax.
~ 16 min /Updated Jun 15, 2026 → -
CRA Penalties and Interest for IT Contractors
CRA interest on late payments starts the day after the due date. By April, some contractors owe more than they expected.
~ 4 min /Updated Mar 22, 2026 → -
What IT Contractors Should Do When CRA Contacts Them
A CRA letter can be a routine review or the start of an audit. Either way, the first step is understanding exactly what they're asking for.
~ 4 min /Updated Mar 25, 2026 → -
Behind on Bookkeeping or Corporate Filings? IT Contractor Guide
Separate missing books, overdue returns and unpaid balances, then gather records and scope the recovery work.
~ 6 min /Updated Oct 11, 2026 → -
CRA Review Evidence Packages for IT Contractors
A CRA information request names specific line items. What satisfies each one differs for home office, ITCs, PSB risk, T4As, payroll, and shareholder loans.
~ 8 min /Updated Jul 8, 2026 →
Managing expenses and records
Deductible costs, source documentation, monthly close, payroll records, and the ongoing mechanics of a clean file.
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Home Office and Business Expenses for IT Contractors
Home office, software, and equipment are all deductible: but CRA's documentation requirements are stricter than most contractors expect.
~ 4 min /Updated Mar 22, 2026 → -
Business Expenses for Quebec IT Contractors
Quebec IT contractors claim expenses across two agencies and two forms. QST input tax refunds, TP-80, and Quebec rules change how the deductions work.
~ 10 min /Updated May 21, 2026 → -
Home Office Expenses for Quebec IT Contractors: TP-59 and the Employee Route
Incorporated IT contractors who take salary may be able to claim home office expenses using T777 and TP-59. The rules differ from the self-employed route.
~ 6 min /Updated Jun 15, 2026 → -
Professional Development Expenses for IT Contractors
Courses, certifications, conferences, and professional dues can be deductible when they maintain a cybersecurity or technical consulting practice.
~ 9 min /Updated Jun 29, 2026 → -
Technology Equipment and CCA for IT Contractors
Computers, workstations, phones, and monitors are capital property for IT contractors. CCA is how the deduction works. First-year incentives can accelerate it.
~ 12 min /Updated Jun 30, 2026 → -
Owner-Paid Expenses, Reimbursements, and Corporate Credit Cards for IT Contractors
Founder-paid startup costs need receipts and proper reimbursement. Personal charges through the corporation can create shareholder benefit or loan risk.
~ 14 min /Updated Jul 2, 2026 → -
Software, SaaS, Cloud, AI Tools, Domains, and Subscriptions
Cloud, security, AI, and SaaS tools can be deductible, but prepaid plans, mixed use, and capital purchases need different treatment.
~ 7 min /Updated Jul 8, 2026 → -
Home Office Expenses for Incorporated IT Contractors Outside Quebec
Incorporated contractors paid by salary claim home office costs through T777 and T2200, a narrower route than the sole proprietor T2125 deduction.
~ 6 min /Updated Jul 13, 2026 → -
Vehicle Expenses for Incorporated IT Contractors
Incorporated contractors can claim vehicle costs through corporate ownership, a per-kilometre allowance, or an employee expense claim, each taxed differently.
~ 7 min /Updated Jul 13, 2026 → -
Insurance, E&O, Cyber Coverage, and Deductibility for IT Contractors
Insurance, E&O, and cyber coverage can be deductible for technical consultants, but the policy and payment entity need to match the business risk.
~ 5 min /Updated Jul 17, 2026 → -
Security Lab Environments, Home-Office Costs, and Defensible Records
A home security lab mixes capital equipment, software, and workspace costs that need clearer records than an ordinary home office claim.
~ 6 min /Updated Aug 6, 2026 → -
Insurance Claims, Deductibles, and Business Records
A cyber or E&O insurance claim creates its own record-keeping and tax questions, separate from the premium deductibility already on file.
~ 5 min /Updated Aug 6, 2026 → -
Cloud and Model-Compute Costs, Client Margins, and Expense Treatment
Cloud and AI model-compute spend is usually a current expense, but whether it is a pass-through cost or an absorbed cost changes margin and billing.
~ 5 min /Updated Aug 6, 2026 → -
Shareholder Loans and Owner Withdrawals for IT Contractors
Understand when the shareholder owes the corporation, when the corporation owes the shareholder, and why transfers need records.
~ 10 min /Updated Oct 11, 2026 → -
Year-End Review for Incorporated IT Contractors
The year-end review is when compensation, shareholder loan, corporate tax, and personal planning are aligned before the fiscal year closes and options narrow.
~ 8 min /Updated Jun 27, 2026 → -
Corporate Fiscal Year-End for Incorporated IT Contractors
The fiscal year-end sets corporate filing and payment dates and shapes salary, bonus, dividend, and personal tax timing.
~ 9 min /Updated Jun 16, 2026 → -
Payroll, T4, and Source Deductions for Owner-Managers
A services-led startup paying a founder or first employee becomes an employer with source deductions, remittances, and T4 obligations.
~ 14 min /Updated Jun 17, 2026 → -
Monthly Close for Incorporated IT Contractors
A monthly close gives a services-led startup a current view of cash, GST/HST, founder transactions, and obligations before decisions become irreversible.
~ 12 min /Updated Jun 17, 2026 → -
Agency Invoices, EFT Payments, and GST/HST for Incorporated IT Contractors
How the agency invoice flow works, what GST/HST obligations apply, and how EFT payment timing connects to income recognition in your corporation.
~ 11 min /Updated Jun 18, 2026 → -
Setting Up an Accounting System for an Incorporated IT Contractor
What the corporation's accounting system needs to do before the first invoice is paid, and how to configure it so the books stay accurate through the year.
~ 11 min /Updated Jun 18, 2026 → -
Dormant Corporation vs. Dissolution for IT Contractors
When you stop contracting, the corporation stays open by default. Dormant and dissolved are not the same thing, and the choice has ongoing tax consequences.
~ 9 min /Updated Jun 19, 2026 → -
Corporate Records Book for Incorporated IT Contractors
The minute book is a legal requirement, not optional paperwork. Here is what it contains, why it matters, and what the contractor's ongoing role is.
~ 10 min /Updated Jun 19, 2026 → -
Monthly Close and Runway Reporting for Services-Led Startups
A monthly close that stops at reconciled books misses the number a founder actually needs: how many months of runway remain at current burn.
~ 5 min /Updated Aug 6, 2026 →
Paying yourself and planning cash
Salary, dividends, tax reserves, benefits, and the decisions that need current numbers before year-end.
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Salary vs Dividends for IT Contractors in Canada
Compare salary and dividends using personal cash needs, CPP, RRSP room, payroll work and corporate cash obligations.
~ 10 min /Updated Oct 11, 2026 → -
Salary vs. Dividend for Quebec Incorporated IT Contractors
The salary vs. dividend calculation looks different in Quebec. QPP, QPIP, HSF, and a separate TP-1 all shift the math for Quebec owner-managers.
~ 7 min /Updated May 20, 2026 → -
Reasonable Salary for Incorporated IT Contractors
There's no formula for what to pay yourself from your corporation. But the decision affects your RRSP room, CPP, and what a lender counts as income.
~ 5 min /Updated May 6, 2026 → -
Shareholder Benefits and Corporate Leakage for Incorporated IT Contractors
Personal spending through a corporation is not a grey area. Unsupported personal expenses are commonly reassessed as shareholder benefits.
~ 7 min /Updated May 19, 2026 → -
Retained Earnings and Retirement Planning for Incorporated IT Contractors
Retained earnings inside your corporation are not a retirement account. The tax cost of getting them out depends on how and when you extract them.
~ 11 min /Updated Jun 21, 2026 → -
CPP and the Dividend-Only Trap for Incorporated IT Contractors
Taking dividends instead of salary eliminates CPP contributions. That saves money now. What it costs you later depends on when you plan to draw benefits.
~ 8 min /Updated Jun 23, 2026 → -
Year-End Corporate Tax Planning for Incorporated IT Contractors
How to estimate your corporation's T2 liability before the fiscal year closes: SBD rates, passive income grind, the salary lever, and instalment alignment.
~ 7 min /Updated Jun 28, 2026 → -
Health and Dental Benefits for Incorporated IT Contractors
Your corporation can pay for dental, prescriptions, and extended health. Whether those payments are deductible depends on how the plan is set up.
~ 8 min /Updated Jun 25, 2026 → -
Dividend Declarations and T5 Slips for Incorporated IT Contractors
A dividend declaration requires a board resolution, sets eligible vs. non-eligible status, and triggers T5 obligations. The steps behind it matter.
~ 9 min /Updated Jul 1, 2026 → -
Bonus Accruals and the 180-Day Rule for Incorporated IT Contractors
A bonus accrued before the corporate year-end is only deductible that year if it's paid, or applied against the shareholder loan, within 180 days.
~ 7 min /Updated Jul 6, 2026 → -
Corporate Investments and Passive Income for Incorporated IT Contractors
Investing retained earnings inside a corporation triggers rules that can erode the small business deduction and raise the tax rate on active income.
~ 7 min /Updated Jul 9, 2026 → -
Paying a Spouse or Family Member for Admin Work
Paying a spouse for genuine admin work can be a reasonable corporate deduction, but wages have to reflect real work and hold up as reasonable in amount.
~ 4 min /Updated Jul 17, 2026 → -
Employee Benefits Beyond PHSP for Incorporated IT Contractors
Group insurance, wellness stipends, life insurance, and disability coverage each have their own tax treatment, and none of them follow the PHSP rules.
~ 5 min /Updated Jul 24, 2026 → -
TOSI and Paying Family Members in Contractor Corporations
TOSI taxes dividends to family shareholders differently than salary, and most single-client IT contractor corporations fail the key exclusion tests.
~ 5 min /Updated Jul 27, 2026 → -
Director Fees vs Salary for Owner-Managers
Director fees and salary are taxed the same personally, but only salary builds CPP contribution room, and each needs its own justification and documentation.
~ 5 min /Updated Jul 31, 2026 →
Working with U.S. clients
USD billing, exchange rates, GST/HST support, tax treaty considerations, and records for cross-border work.
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U.S. Client Income for Canadian IT Contractors
U.S. client revenue for Canadian cybersecurity and Data and AI consultants needs consistent CAD conversion, GST/HST support, and clear records.
~ 4 min /Updated Apr 27, 2026 → -
W-8BEN and W-8BEN-E for Canadian IT Contractors
U.S. clients often request a W-8 form before paying. Which version you submit depends on whether you're a sole proprietor or a corporation.
~ 3 min /Updated May 10, 2026 → -
Departure Tax When Moving from Canada to the U.S.
When you leave Canada for the U.S., CRA treats the departure date as a deemed sale of most property. This guide covers what that means before you file.
~ 8 min /Updated Jun 2, 2026 → -
Your RRSP When You Leave Canada for the U.S.
Your RRSP isn't triggered when you leave Canada, but withdrawals as a non-resident bring new rules. This guide covers what changes and what to plan for.
~ 7 min /Updated Jun 3, 2026 → -
Canadian Filing Obligations While Living in the U.S.
Moving to the U.S. doesn't end your Canadian tax obligations. Non-residents with Canadian-source income have specific annual filing rules.
~ 11 min /Updated Jun 5, 2026 → -
Canada-U.S. Tax Treaty for IT Contractors
Canada-U.S. tax treaty basics for IT contractors: residency tie-breakers, withholding rates, RRSP treatment, and business income rules when you live in the U.S.
~ 12 min /Updated Jun 13, 2026 → -
T1135 for Foreign Assets and USD Investment Accounts
Once specified foreign property crosses CAD $100,000, T1135 must be filed, and foreign brokerage accounts or foreign securities are commonly missed triggers.
~ 6 min /Updated Jul 9, 2026 → -
USD Accounts, Payment Processors, and FX Records for IT Contractors
USD accounts and payment processors create foreign-exchange records that Data and AI consulting practices need to reconcile consistently.
~ 4 min /Updated Jul 10, 2026 → -
AI Consulting Revenue, USD Invoicing, and GST/HST Zero-Rating
AI consulting revenue billed in USD to U.S. clients needs consistent CAD conversion and documented GST/HST zero-rating, not an assumption of no tax.
~ 4 min /Updated Aug 6, 2026 →
Growing a consulting practice and tech firm
Subcontractors, retainers, project profitability, owners, and the structure that follows when a solo practice becomes a firm.
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When Does an IT Contractor Become a Consultancy?
The line between contractor and consultancy is not a revenue number. It is the moment clients stop buying your time and start buying your firm's capacity.
~ 10 min /Updated Jun 3, 2026 → -
One Corporation or Multiple for a Consulting Firm?
Putting three consultants in one CCPC looks simple. The problems appear at compensation, SBD limits, and exit.
~ 13 min /Updated Jun 7, 2026 → -
Paying Consulting Firm Owners: Salary, Dividends, and Draws
Founder compensation in a services-led startup needs a clear distinction between salary, dividends, draws, and amounts the corporation owes an owner.
~ 12 min /Updated Jun 8, 2026 → -
Employees vs. Subcontractors in an IT Consulting Firm
Calling someone a subcontractor does not make them one. CRA looks at the facts, and a wrong classification can mean CPP, EI, penalties, and interest.
~ 17 min /Updated Jun 9, 2026 → -
Project Profitability in a Small IT Consulting Firm
Revenue tells you whether the firm is busy. Gross margin by project tells you whether the work is worth doing. Most small firms track one and miss the other.
~ 17 min /Updated Jun 9, 2026 → -
Shareholder Agreements for Technical Consulting Firms
Default corporate law does not fill the gaps a consulting firm needs covered: departures, valuations, deadlock, and what happens when a founder dies.
~ 15 min /Updated Jun 10, 2026 → -
The First $1M Consulting Firm: What Changes
Most IT consultancies hit $1M before fixing the infrastructure underneath. Here is what actually changes in the books and why most firms are not ready.
~ 14 min /Updated Jun 11, 2026 → -
Subcontractor Expenses for IT Consulting Firms
A services-led startup using contractors needs clear records for classification, GST/HST, T4A review, and the actual cost to deliver client work.
~ 5 min /Updated Jul 7, 2026 → -
Associated Corporations and the Small Business Deduction
Two corporations under common control share one $500,000 SBD limit. The association test is fact-specific and often catches consultants off guard.
~ 6 min /Updated Jul 15, 2026 → -
Holdco Structures for Growing IT Consulting Firms
A holding corporation lets retained earnings accumulate away from operating risk, but it adds a second T2, association exposure, and real setup cost.
~ 6 min /Updated Jul 15, 2026 → -
Non-Resident Subcontractors and Foreign Vendors for IT Consulting Firms
Paying an offshore developer or US contractor brings withholding tax, T4A-NR, and GST/HST questions a domestic subcontractor invoice does not raise.
~ 5 min /Updated Jul 16, 2026 → -
Client Reimbursements, Pass-Through Costs, and Disbursements
Billing a client for travel or a subcontractor at cost feels like a wash. GST/HST and revenue reporting do not always treat it that way.
~ 4 min /Updated Jul 22, 2026 → -
Fixed-Fee vs Time-and-Materials Contracts for IT Consultants
The contract type a firm chooses changes how revenue is recognized, how margin risk sits, and what the books need to track project by project.
~ 5 min /Updated Jul 23, 2026 → -
Deposits, Retainers, and Deferred Revenue for Consulting Firms
For services-led startups and consultancies, cash received before delivery may be a liability rather than revenue, with GST/HST timing to document.
~ 6 min /Updated Jul 23, 2026 → -
SR&ED for Software and AI Contractors
Data and AI consulting work qualifies for SR&ED only when genuine technological uncertainty and systematic investigation are documented.
~ 6 min /Updated Jul 24, 2026 → -
Incident-Response Retainers, Deposits, and Revenue Recognition
A cybersecurity retainer or breach-response deposit is often a liability until work is delivered, not revenue the month cash arrives.
~ 4 min /Updated Aug 6, 2026 → -
Founder Compensation Before the First Hire
Before a services-led startup runs payroll for anyone, founder compensation decisions need their own structure, not an informal draw as needed.
~ 4 min /Updated Aug 6, 2026 → -
Contractors, First Employees, Payroll, and T4A Decisions
Hiring the first employee changes worker classification, payroll setup, and T4 versus T4A reporting for a services-led startup all at once.
~ 5 min /Updated Aug 6, 2026 →
Working with crypto and digital assets
Canadian-dollar valuation, GST/HST treatment, record keeping, and corporate considerations for crypto-paid work.
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Receiving Cryptocurrency as Payment for IT Consulting Services
A U.S. or blockchain client offering to pay in USDC or BTC changes invoicing and bookkeeping, not whether the income is taxable in Canadian dollars.
~ 4 min /Updated Aug 3, 2026 → -
Crypto, Tokens, and Digital Asset Income for Tech Consultants
Crypto paid for services is business income at the value received, not a capital gain. Mining, staking, and corporate holding carry different tests.
~ 5 min /Updated Aug 3, 2026 → -
GST/HST When You're Paid in Cryptocurrency
A crypto-paid invoice for a taxable supply still carries GST/HST. The barter valuation rules, not the currency, determine the tax owing.
~ 4 min /Updated Aug 4, 2026 → -
Bookkeeping and Record Keeping for Cryptocurrency Transactions
Exchange statements rarely track adjusted cost base the way CRA expects. A running ACB ledger, not a year-end reconstruction, is what a crypto file needs.
~ 4 min /Updated Aug 4, 2026 →
Some questions are better answered against your specific file
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