Adjusted Cost Base

Guides for Canadian investors tracking adjusted cost base across taxable accounts, brokerages, ETF adjustments, and year-end reporting.

How to Use Bank of Canada FX Rates for Canadian Capital Gains

The Bank of Canada daily closing rate is the standard reference for converting USD trades to CAD for Canadian tax purposes. Here is how to find the right rate, handle non-business days, and avoid the most common conversion errors.

Canadian Adjusted Cost Base Checklist for Taxable Investors

A practical pre-tax-filing checklist for Canadian investors to verify ACB, T5008 slips, ETF ROC, USD trades, DRIPs and multi-broker holdings before Schedule 3.

T5008 Box 20 vs Box 21: What Each Field Actually Means

T5008 Box 20 is the cost or book value your broker recorded. Box 21 is proceeds of disposition. Neither field is the same as your legal adjusted cost base — here is how to read the slip correctly.

ACB Spreadsheet for Canadian Investors

How to track adjusted cost base in a spreadsheet, what columns you need, where Excel and Google Sheets fall short, and when Canadian investors should switch to dedicated ACB software.

Broker Book Value vs Adjusted Cost Base in Canada

Your broker's book value may not reflect your complete adjusted cost base. Learn why broker cost figures differ from your legal ACB and how Canadian investors can reconcile their records.

How to Calculate Adjusted Cost Base in Canada

Step-by-step guide to calculating adjusted cost base for Canadian stocks and ETFs. Includes the ACB formula, worked examples for stocks and ETFs, partial sales, and common mistakes.

Can You Trust Your Broker's Adjusted Cost Base?

Your broker's T5008 cost figure is based only on what they can see — and that is almost never your complete ACB. Here is exactly when the number is wrong and what to use instead.

DRIP and Adjusted Cost Base: What Canadian Investors Need to Track

Every DRIP share purchase adds to your adjusted cost base. Miss even a few years of DRIP transactions and your ACB is understated — which means you'll report more capital gain than you owe.

ETF Return of Capital: How It Reduces Your ACB in Canada

Return of capital from Canadian ETFs reduces your adjusted cost base every year it's paid. If you don't track ROC adjustments, your capital gain at sale will be larger than expected.

Pooled ACB Across Multiple Brokerages: The Rule Investors Miss

Canadian tax law requires one pooled ACB for identical securities across all your taxable accounts — not one per brokerage. Here's what that means in practice.

T5008 Box 20: Why It's Not Your Adjusted Cost Base

T5008 Box 20 is the number your broker reports — not the number CRA expects you to use. Here's why the difference matters and how to reconcile it.

USD Stocks in Canada: How FX Conversion Affects Your Capital Gains

Canadian investors who hold US-listed stocks must convert proceeds and adjusted cost base to CAD using the Bank of Canada rate on each transaction date — not a flat annual average.

What Is Adjusted Cost Base in Canada?

Adjusted cost base is the average cost of your investment across all taxable accounts. Your broker doesn't calculate it for you — here's what it is and why it matters.