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CPA Insights & Tax Tips

Practical accounting and tax advice for Ontario business owners — from a certified CPA.

Professional Disclaimer: Articles are for educational purposes only and do not constitute professional accounting, tax, or legal advice. Consult a qualified CPA for advice specific to your situation. Tax laws change frequently — content may not reflect the most current updates.

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ABA Practices

Payroll for Ontario ABA Practices: BCBAs, RBTs, and Managing OAP Funding

Payroll is one of the most operationally complex parts of running an ABA practice in Ontario — especially when you mix employees, contractors, OAP-funded hours, and private pay clients. Here is how to get it right.

May 7, 20269 min read
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Featured Article

Tax Planning

Small Business Tax Deductions in Ontario: The Complete 2025 Guide

A comprehensive walkthrough of every major deduction available to Ontario small business owners — from home office to vehicle expenses, meals, and professional fees. Maximize your refund and stay CRA-compliant.

August 5, 202510 min read
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What You Will Learn

  • Home office deduction strategies
  • Vehicle and travel expense rules
  • Meals, entertainment, and client gifts
  • Equipment and CCA deductions
  • Professional fees and subscriptions
  • HST and GST input tax credits

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All Articles (31)

ABA Practices

Payroll for Ontario ABA Practices: BCBAs, RBTs, and Managing OAP Funding

Payroll is one of the most operationally complex parts of running an ABA practice in Ontario — especially when you mix employees, contractors, OAP-funded hours, and private pay clients. Here is how to get it right.

May 7, 20269 min read
Read More
ABA Practices

Tax Deductions for Ontario ABA Business Owners: Every Legitimate Claim

ABA practice owners have a wide range of legitimate business deductions that most general accountants miss. This guide covers every major expense category specific to the ABA industry — so you never leave money on the table.

May 7, 20268 min read
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ABA Practices

HST and ABA Therapy Services in Ontario: What Is Taxable and What Is Not

HST on ABA therapy is one of the most misunderstood tax issues for Ontario behaviour analysts. Getting it wrong — either charging HST when you should not, or not charging when you should — creates significant CRA liability. Here is how to get it right.

May 7, 20268 min read
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ABA Practices

Incorporating Your ABA Practice in Ontario: What Behaviour Analysts Need to Know

Running an ABA therapy practice as a sole proprietor in Ontario leaves significant tax savings on the table. Here is exactly what incorporating means for behaviour analysts — the benefits, the structure, and what Adapt Business Solutions does for ABA owners.

May 7, 20269 min read
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HST & GST

HST Registration for New Ontario Businesses: What You Need to Know

HST registration is mandatory once you hit $30,000 in revenue — but voluntarily registering earlier can actually save you money. Here is everything a new Ontario business needs to know.

May 7, 20268 min read
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Payroll

Ontario Employer Health Tax: Exemptions, Rates, and Filing for Small Business

Most Ontario employers pay the Employer Health Tax (EHT) on total payroll — but many small businesses qualify for an exemption on the first $1,000,000 of remuneration. Here is how to calculate your EHT and whether you qualify.

May 7, 20266 min read
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Tax Planning

RRSP vs TFSA for Self-Employed Canadians: Which Comes First?

For employees, the RRSP vs TFSA question has a standard answer. For self-employed Canadians whose income swings year to year, the optimal strategy is more nuanced — and potentially worth thousands more in lifetime tax savings.

May 7, 20268 min read
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Tax Planning

CRA Installment Payments: Who Owes Them and How to Calculate

If your net tax owing exceeded $3,000 in either of the past two years, the CRA requires quarterly installment payments. Missing them costs you interest — even if you pay in full at year-end. Here is how to handle them correctly.

April 16, 20267 min read
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HST & GST

HST Quick Method: Save Time and Possibly Money on Your HST Returns

Most Ontario businesses registered for HST collect 13% and remit the difference after input tax credits. The Quick Method lets you remit a flat percentage of your gross sales instead — saving bookkeeping time and sometimes real money.

April 16, 20267 min read
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