HISA Guide Canada 2026: High-Interest Savings Accounts Explained

A high-interest savings account (HISA) is the simplest and most accessible way to earn meaningful interest on money you need to keep liquid. Unlike a GIC, there is no lock-in period — you deposit and withdraw freely while earning 3–4%+ on your balance. Unlike a standard Big Five bank savings account paying 0.01%, an online HISA keeps pace with inflation and generates real purchasing-power gains on your idle cash.

Every Canadian should have at least one HISA: for an emergency fund, for short-term savings goals with uncertain timelines, and for cash held between investments. The product is identical across institutions in terms of what it does — daily interest on your balance, full liquidity, CDIC or provincial deposit insurance — but the rate varies enormously. A Big Five bank HISA at 0.01% on a $30,000 emergency fund earns $3 per year; an EQ Bank HISA at 4.00% on the same balance earns $1,200.

The single most impactful decision is account placement. HISA interest is taxed at your full marginal rate in a non-registered account — the least tax-efficient income type in Canada. The same 4% HISA inside a TFSA produces 4% after tax; inside a non-registered account for an Ontario resident at the top marginal rate, it produces roughly 2.28%. If you have TFSA room, opening a TFSA HISA is almost always the right structure.

How HISAs Work

When you deposit money in a HISA, interest accrues daily on your closing balance and is paid monthly. The rate is variable — institutions can increase or decrease it at any time, typically in response to changes in the Bank of Canada overnight rate. Unlike promotional savings accounts, which revert to a low standard rate after a set period, most online bank HISAs pay the same advertised rate consistently without expiry dates.

Transfers between a HISA and a linked chequing account at another institution typically settle via EFT in one to two business days. Transfers within the same institution (e.g., EQ Bank HISA to EQ Bank chequing) are instant. Plan around this settlement time for any emergency fund withdrawals.

HISA Rates: Online Banks vs the Big Five

The rate gap between the Big Five banks and online banks is the single most important HISA fact for Canadians to understand. It is not a small difference — it is the difference between earning $3 and $1,200 per year on a $30,000 balance.

Online banks pay more because they do not carry the overhead of physical branch networks, large ATM fleets, and retail staff. That cost saving is passed to depositors as higher rates. The Big Five banks maintain low HISA rates because most of their customers are inert — they keep savings in the same institution as their chequing account and do not comparison-shop. Moving your savings to an online HISA while keeping your chequing account at your main bank takes 15 minutes and costs nothing.

For current rates across all institutions: Best HISA Rates Canada

HISA in Registered vs Non-Registered Accounts

Account placement is as important as rate selection. Because HISA interest is taxed at your full marginal rate, the after-tax return on a non-registered HISA is significantly lower than the advertised rate for anyone in a moderate or high tax bracket.

The priority order is straightforward: TFSA first, FHSA if you are saving for a first home, RRSP if you expect a lower tax bracket in retirement, non-registered last. The 1.72 percentage point after-tax difference between a TFSA HISA and a non-registered HISA at a 43% marginal rate dwarfs the difference between any two HISA providers at the same institution type.

TFSA HISA is the ideal structure for most Canadians. Interest is completely tax-free, there are no reporting requirements, and withdrawals do not create a tax bill. EQ Bank, Oaken Financial, Manulife Bank, Tangerine, Simplii Financial, and Wealthsimple Cash all offer competitive TFSA HISAs. The 2026 TFSA annual contribution limit is $7,000; unused room from prior years (dating to 2009 for anyone 18+) carries forward.

What to Use a HISA For

A HISA is the correct account for any money that needs to remain liquid — where a GIC’s lock-in would be inappropriate — but where earning next to nothing in a standard savings account is also unacceptable.

Emergency fund (3–6 months of expenses) is the most important HISA use case. This money must be accessible within one to two business days in an unexpected event — job loss, car repair, medical expense. A GIC is structurally wrong for emergency savings because non-redeemable GICs cannot be cashed early at all, and cashable GICs require a 30–90 day minimum holding period. A HISA at 4.00% on a $20,000 emergency fund earns $800 per year — not nothing.

Down payment savings over 1–2 years where the purchase date is not firmly set belongs in a HISA. When you have a firm purchase date (for example, closing on a property in 14 months), move the funds to a GIC for the defined period; until then, the HISA preserves flexibility.

Tax instalments and government obligations — HST remittances, corporate tax instalments, CRA instalment payments — should be held in a HISA from the time they are set aside to the payment due date. The money is accessible when needed, and it earns interest in the interim.

Cash between investments — capital from selling investments, income waiting for deployment, or lump sums awaiting a GIC purchase — earns at full HISA rates while you decide on the next step.

Short-term savings goals (vacation, home renovation, vehicle) where you are not sure exactly when you will spend belong in a HISA rather than a GIC.

HISA vs Other Savings Options

The HISA sits between a standard savings account (full liquidity, low rate) and a non-redeemable GIC (full rate, zero liquidity). A cashable GIC occupies the middle ground but with a minimum lock-up period before early withdrawal is permitted. For most liquid savings, the online HISA is the right tool — the rate premium over a standard savings account is enormous, and the rate sacrifice versus a non-redeemable GIC is modest in exchange for full liquidity.

For a detailed comparison: GIC vs HISA and GIC vs Bond ETF vs HISA
For a full breakdown of GICs, see the GIC Guide Canada.

Where to Open a HISA in Canada

There is no restriction on holding HISAs at multiple institutions. Opening a second HISA at EQ Bank or Oaken while keeping your chequing at a Big Five bank is the most common rate optimisation available to Canadian savers — it takes 15 minutes, earns thousands per year more on large balances, and costs nothing. Spreading deposits across multiple CDIC members also maximises total insured coverage above $100,000.

KOHO is included here for completeness: deposits are held at Peoples Trust (a CDIC member) rather than at KOHO directly, so CDIC coverage applies through the underlying institution, but KOHO itself is a prepaid card product rather than a bank.

CDIC and Deposit Insurance

HISA deposits at CDIC member institutions are insured up to $100,000 per eligible deposit category. The categories are treated separately, giving effective total coverage well above $100,000 at a single institution:

• Personal deposits (non-registered): $100,000
• TFSA: $100,000
• RRSP: $100,000
• RRIF: $100,000
• FHSA: $100,000
• Joint accounts: $100,000
• Trust accounts: $100,000 per beneficiary

A single individual with a HISA in each registered and non-registered category at one CDIC member can have over $700,000 fully insured. For balances above these limits in any single category, spreading across multiple CDIC member institutions or using a credit union (where most major provinces offer unlimited coverage) is the appropriate strategy.

Full details: CDIC Deposit Insurance Explained

All HISA Articles

• Best HISA Rates in Canada
• Best HISA Accounts in Canada
• HISA Calculator
• Savings Interest Calculator
• Best TFSA Savings Accounts
• GIC vs HISA
• GIC vs Bond ETF vs HISA
• GIC Laddering Strategy
• Term Deposit vs GIC
• EQ Bank Review
• CDIC Deposit Insurance Explained
• Savings Hub: Best HISAs, GICs & Savings Accounts in Canada