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T5008 Slip Explained: Securities Transactions and Schedule 3

Updated

The T5008, or Statement of Securities Transactions, reports the proceeds when you sell or redeem investments held in a taxable account. It tells the CRA what you received; it doesn’t tell either of you what you gained, because the gain depends on a cost figure only you can confirm.

FeatureDetails
Full nameStatement of Securities Transactions
Issued byBrokerages, mutual fund companies
ReportsProceeds of disposition (the sale amount)
Does NOT reportYour actual capital gain
ThresholdNone: the CRA’s T5008 guide says “There is no administrative limit for reporting securities transactions”

Brokerages issue T5008s by the last day of February; the tax slips table lists the other slips’ deadlines.

T5008 box guide

BoxDescriptionNotes
13Foreign currencyCurrency code; blank for Canadian dollars
14Date (MMDD)Settlement date of the transaction
15Type code of securitiesCode for the kind of security sold
16Quantity of securitiesNumber of shares or units
17Identification of securitiesDescription, such as the name of the stock or fund
18ISIN/CUSIP numberSecurity identifier
19Face amountBonds and other debt; blank for shares
20Cost or book valueMay or may not match your ACB
21Proceeds of disposition or settlement amountWhat you received for the securities

Box names are from the CRA’s T5008 guide (T4091).

Why Box 20 may not be your cost

IssueExplanation
BlankThe dealer may not have your cost on record
Only one purchaseDoesn’t reflect your average cost if you bought several times
Transfer-inThe receiving brokerage doesn’t know your original cost
Reinvested distributionsBook value is meant to include them; check against your own records

The figure that counts for tax is your adjusted cost base: the average cost of every unit you hold, raised by purchases, commissions and reinvested distributions and lowered by return of capital (which appears on your T3 slip in Box 42). Splits don’t change the total, an in-kind transfer between brokerages doesn’t change it, and the same security held at two brokerages has one combined ACB. The CRA doesn’t track it for you, so you calculate it from your trade confirmations, a spreadsheet or ACB tracking software; the ACB guide works through average-cost examples.

Reporting a T5008 on Schedule 3

Schedule 3 columnWhat to enter
DescriptionSecurity name
ProceedsBox 21 from the T5008
ACBYour calculated ACB
Outlays and expensesSelling commissions
Gain or lossProceeds minus ACB minus expenses

You bought 100 shares at $50 ($5,000) and paid a $10 commission, for an ACB of $5,010. You sold them for $7,500 and paid another $10 commission, so the net proceeds are $7,490. The capital gain is $7,490 − $5,010 = $2,480, and the T5008 shows only the $7,500 in Box 21.

Schedule 3 totals your gains and losses, and the taxable part goes on line 12700. The inclusion rate is a flat 50% on the full capital gain, regardless of size; a 2024 proposal to raise it to 66.67% above $250,000 was cancelled by the Government of Canada in March 2025 and never took effect. A net capital loss can be carried back 3 years or forward indefinitely, so losses are worth reporting even in a year with no gains.

Common T5008 situations

SituationWhat happens
ETF sale after years of DRIP reinvestmentsEach reinvestment added to your ACB; the T5008 shows only the proceeds
Switch between mutual fundsUsually a deemed disposition, so it triggers a gain or loss
Switch within the same fund to a different currency seriesUsually not a disposition
In-kind transfer to another brokerageNo disposition, no gain or loss, and no T5008
Sell and re-buyA gain or loss is realized
Return of capital takes your ACB below zeroIf it reduces the ACB below zero, the negative amount is treated as a capital gain in that year.

Selling at a loss and buying back

A loss is denied if you, your spouse or a corporation you control buys the same security within 30 days before or after the sale; the denied loss is added to the ACB of the new shares instead. The T5008 still shows the sale, so the adjustment is yours to make. The superficial loss rules explain the timing and the exceptions.

What if you don’t receive a T5008?

SituationWhat to do
Slip missing or lateStill report the sale on Schedule 3
Transfer to another brokerageNo T5008 is needed
Holdings in an RRSP or TFSANo T5008 is issued for registered accounts

If Box 21 looks wrong, check your trade confirmations and brokerage statements, or multiply the shares sold by the sale price. Every sale of securities in a taxable account is reported, with or without a slip.

T5008 vs other investment slips

SlipReportsYour job
T5008Proceeds from salesCalculate the gain yourself
T5Dividends and interestReport the investment income
T3Trust distributionsReport each box, including capital gains distributed by the fund

Sources

The figures and rules on this page come from these sources, last checked against them on October 1, 2026. How we check facts.