What Is a TFSA?
A Tax-Free Savings Account is a registered account introduced by the Canadian government in 2009. Despite the name, it's much more than just a savings account - you can hold cash, GICs, stocks, ETFs, mutual funds, and bonds inside one. Whatever grows inside is tax-free. Whatever you take out is tax-free.
The mechanics are simple: you contribute after-tax money (no upfront deduction like an RRSP), and from that point on, all growth and income earned in the account is never taxed - not while it grows, not when you withdraw it, and not when you use it for anything you choose.
Any Canadian resident aged 18 or older with a valid Social Insurance Number can open a TFSA. There's no income requirement, no minimum contribution, and no deadline each year.
Unlike an RRSP, TFSA withdrawals don't affect your taxable income, your eligibility for government benefits like OAS and GIS, or your Canada Child Benefit. This makes the TFSA especially valuable in retirement - every dollar you take out stays out of your taxable income calculation.
Contribution Limits and Room
The TFSA contribution limit is set by the government each year. For 2025, the annual limit is $7,000. But your total available room is the sum of every year's limit since you became eligible, minus what you've already contributed, plus any amounts you've previously withdrawn.
| Year | Annual Limit | Cumulative Room (from 2009) |
|---|---|---|
| 2009-2012 | $5,000/yr | $20,000 |
| 2013-2014 | $5,500/yr | $31,000 |
| 2015 | $10,000 | $41,000 |
| 2016-2018 | $5,500/yr | $57,500 |
| 2019-2022 | $6,000/yr | $81,500 |
| 2023 | $6,500 | $88,000 |
| 2024 | $7,000 | $95,000 |
| 2025 | $7,000 | $102,000 |
If you turned 18 before 2009 and have been a Canadian resident the entire time, your total available room as of 2025 is $102,000 (assuming you've never contributed). If you turned 18 more recently, your room starts accumulating from the year you turned 18.
You can check your exact available contribution room through your CRA My Account online portal. Don't guess - over-contributing costs you 1% per month in penalty tax.
How Withdrawals Work - The Key Advantage
This is where the TFSA gets really useful. You can take money out at any time, for any reason, completely tax-free. No paperwork, no penalty, no impact on your income for the year.
The one thing to understand: when you withdraw money from a TFSA, that room doesn't come back until January 1 of the following year. So if you withdraw $10,000 in September 2025, you can't re-contribute that $10,000 until January 1, 2026 - otherwise you'll be over-contributed.
The most common TFSA mistake is re-contributing withdrawn money in the same calendar year. Say you withdraw $15,000 in August to buy a car, then get a bonus in October and put $15,000 back in. If you'd already used your annual room, you're over-contributed by $15,000. The penalty is 1% per month on the excess - $150/month until January 1 when the room resets. Always check your available room before contributing, especially after a withdrawal.
What to Hold in Your TFSA
Because all growth inside the TFSA is tax-free, it makes sense to hold your highest-growth or highest-yield investments in it. The logic: the bigger the return, the bigger the tax saving from sheltering it.
Growth investments
Stocks, ETFs, and equity funds that you expect to grow a lot over time. The capital gains are tax-free inside the TFSA. Outside, you'd pay tax on 50% of gains at your marginal rate.
Dividend-paying stocks
Canadian dividends outside a TFSA receive the dividend tax credit, so the tax advantage is smaller. Foreign dividends (US stocks) are taxed at full rates outside - making them excellent TFSA candidates.
GICs and bond funds
Interest income is taxed at your full marginal rate outside a registered account. Holding interest-generating investments inside the TFSA shields the full return from tax.
Canadian dividend stocks
Canadian dividends get preferential tax treatment outside a registered account through the dividend tax credit. The TFSA still helps, but the benefit is slightly smaller than for foreign dividends or interest income.
One practical note: US dividends paid inside a TFSA are subject to a 15% US withholding tax that can't be recovered. If you hold significant US dividend-paying stocks, an RRSP (which has a tax treaty exemption for US withholding) may be more tax-efficient for that specific holding.
TFSA vs RRSP - Which Should You Use?
Both accounts shelter investments from annual tax. The key differences:
- RRSP contributions are tax-deductible - reducing your taxable income now. TFSA contributions are not deductible
- RRSP withdrawals are taxable income. TFSA withdrawals are completely tax-free
- RRSP room is based on earned income (18% of prior year income, max $32,490 for 2025). TFSA room is the same for everyone eligible
- RRSP has a mandatory conversion age - must convert to RRIF by end of the year you turn 71. TFSA has no such deadline
A practical framework for deciding which to prioritise:
- If you earn under ~$50,000, the TFSA often wins - your tax rate now may not be much higher than in retirement, so the RRSP deduction is less valuable
- If you earn over ~$100,000, the RRSP deduction is likely worth more - you're getting a deduction at a high marginal rate now and will likely withdraw at a lower rate in retirement
- Between those ranges, both are worth contributing to. Many Canadians use both simultaneously
In 2023 Canada introduced the First Home Savings Account (FHSA) - another registered account combining RRSP and TFSA features for first-time home buyers. If you're saving for a first home, the FHSA gives you a tax deduction on contributions AND tax-free withdrawals for a qualifying purchase. It's worth opening one before maxing the TFSA if you're a first-time buyer.