Corporate Tax Services
Corporate Tax Preparation That Keeps Ottawa Businesses CRA-Compliant
Ottawa corporations face some of the most detailed filing requirements under the Canada Revenue Agency. Every incorporated business whether actively earning revenue, operating at a loss, or simply holding assets must file a T2 corporate income tax return every year without exception.
At HAT Accounting, our corporate tax services in Ottawa go beyond basic compliance. We prepare and file your T2 return accurately, identify every legitimate deduction available to your corporation, and build proactive tax strategies that reduce what you owe year after year. Whether you’re a startup, a growing small business, or an established corporation, our Ottawa corporate tax accountants give you the clarity and confidence that comes from working with Big Four-trained professionals, backed by accurate bookkeeping in Ottawa year-round.
Missing a corporate tax deadline in Ottawa isn’t just an inconvenience it triggers CRA penalties, daily interest charges, and potential audit flags. We make sure you never have to worry about that.
What Our Corporate Tax Services in Ottawa Include
Our tax preparation in Ottawa covers every step of the corporate filing process, from organizing your financial records to submitting directly to the CRA.

Corporate Tax Return Preparation and Filing
We prepare your complete T2 return including all required schedules, GIFI-coded financial statements, and Ontario corporate tax schedules. Every return is reviewed for accuracy before filing, ensuring full CRA compliance and audit readiness.

Small Business Deduction Planning
Ottawa small businesses incorporated as Canadian-Controlled Private Corporations (CCPCs) are eligible for the Small Business Deduction a significantly reduced federal tax rate on the first $500,000 of active business income. Our team ensures your corporation qualifies and structures your filing to maximize this benefit every year.

Salary vs. Dividend Optimization
One of the most impactful decisions for an owner-managed Ottawa business is how to pay yourself. If you haven't yet incorporated, our incorporation services can set up the right structure from day one. We model salary-dividend splits based on your corporation's income, personal tax situation, and long-term goals to find the most tax-efficient structure for your specific circumstances.

HST Reconciliation and Filing Support
Your HST remittances must align precisely with your corporate income records. Inconsistencies between your T2 and HST filings are one of the most common triggers for CRA reviews. We reconcile both before filing so your numbers are always consistent.

CRA Audit Support and Representation
If the CRA requests information or opens a review, HAT Accounting stands beside you throughout the process. We prepare documentation, communicate directly with the CRA on your behalf, and work to resolve matters quickly and professionally.

Year-Round Tax Planning
Corporate tax preparation in Ottawa shouldn't happen once a year in a panic. We work with you throughout the year to track deductible expenses, monitor income thresholds, plan capital purchases, and make decisions that reduce your tax bill before the fiscal year ends not after.
What Can We Do for Your Ottawa Business?
Every Ottawa corporation is different different fiscal year ends, different industry deductions, different ownership structures. HAT Accounting doesn’t apply a one-size-fits-all approach to corporate tax in Ottawa. We learn your business first, then build a filing and planning strategy around it.
From your first consultation to your filed return, you have a dedicated Ottawa corporate tax accountant who knows your file, answers your questions directly, and proactively brings you opportunities to save. Need payroll services or bookkeeping alongside your tax filing? We handle it all under one roof.
Corporate Tax Deadlines Ottawa Businesses Must Know
Missing these dates costs money. Mark them now.
Your T2 filing deadline is 6 months after your fiscal year end. If your year ends December 31, your return is due June 30.
Your tax payment deadline is earlier most CCPCs must pay within 3 months of fiscal year end. Non-CCPCs pay within 2 months. Filing on time doesn’t protect you from interest if the payment is late these are two separate deadlines.
Late filing penalties start at 5% of unpaid tax, plus 1% per month for up to 12 months. Repeat late filers face 10% of unpaid tax plus 2% per month for up to 20 months. HAT Accounting tracks your deadlines proactively and notifies you well in advance so penalties never apply.
Corporate Tax in Ottawa Frequently Asked Questions
Does every Ottawa corporation need to file a T2 return
Yes. Every Canadian corporation regardless of whether it earned income, had expenses, or was active must file a T2 corporate income tax return each year. This includes incorporated small businesses, holding companies, and professional corporations in Ottawa.
When is the corporate tax deadline in Ottawa?
Your T2 return must be filed within 6 months of your fiscal year end. However, your tax payment is due within 2–3 months of year end depending on your corporation’s status. Most small CCPCs get 3 months to pay. Missing the payment deadline triggers daily interest charges even if your return is filed on time.
What is the Small Business Deduction and does my Ottawa business qualify?
The Small Business Deduction allows eligible Canadian-Controlled Private Corporations to pay a significantly lower federal corporate tax rate on the first $500,000 of active business income. Most Ottawa small businesses incorporated as CCPCs qualify. HAT Accounting reviews your eligibility and ensures your T2 is structured to maximize this deduction.
How is corporate tax in Ottawa different from personal tax?
Corporate tax applies to the net income of your incorporated business, filed through a T2 return. Personal tax applies to income you personally receive salary, dividends, or other distributions from the corporation. As an owner-manager, how you pay yourself has a direct impact on both your corporate and personal tax bills. We optimize both together.
What documents do I need to file a corporate tax return in Ottawa?
Your year-end financial statements (income statement and balance sheet), bank statements, payroll summaries, HST filing records, and any major asset purchases or disposals. If your bookkeeping is up to date, we handle everything from there. If it isn’t, our catch-up bookkeeping service gets your records ready before we file.
Can HAT Accounting help if I have missed corporate tax filings in Ottawa
Yes. We specialize in getting corporations back into good standing with the CRA. We file overdue T2 returns, communicate with the CRA to minimize penalties where possible, and put a system in place so it doesn’t happen again.