Shareholder Loans: The Tax Mistake That Sneaks Up on Business Owners

One of the most common ways I see business owners paying too many taxes is by not managing their shareholder loans. Let me break down what that means and why it matters.

What Is a Shareholder Loan?

A shareholder loan works in two directions:

You borrow from your business: If you take $10,000 out of your corporation without paying yourself a formal salary or dividend, you now owe that $10,000 back to the business.

Your business borrows from you: If you use your personal credit card to pay a business expense, your business now owes you that money.

How It Becomes a Problem

In practice, shareholder loans often act as a kind of slush fund. You pull some cash out quickly, grab something you need, and your bookkeeper or accountant catches it, books it to the shareholder loan account, and now you have a balance owing.

That’s fine in the short term. CRA allows you to carry a shareholder loan balance for up to one year. But if you don’t pay it back within that window, CRA will convert it into a dividend or salary, and you will owe personal tax on it. They won’t let you carry it indefinitely, and if they catch it, you’ll also face penalties.

The Cost of Letting It Build Up

This is where business owners really get hurt. We see companies carry their shareholder loan year over year, letting the balance grow. Then one day they have to deal with it. Instead of a manageable $15,000–$20,000 bump to their personal taxes, they’re suddenly hit with a $50,000 or $100,000 dividend bill all at once.

The goal is to smooth out your personal taxes. Pay a little every year. Don’t let the balance grow to the point where it becomes a financial shock.

The Simple Fix

Manage your shareholder loan regularly. Keep an eye on the balance, work with your accountant to keep it clean, and address it before it becomes a big number. This is one of the most common mistakes I see and it’s also one of the most preventable.

If you’re not sure what your shareholder loan balance looks like right now, that’s a great conversation to have with your accountant before year-end.