Westpac
Business Cash Reserve Savings
Earn interest on your collected GST and access your funds anytime you need them with our most popular business online savings account
Savings & transaction accountsBank updated 13 Aug 2026
At a glance
- Base rate
- 0.45%
- Monthly fee
- $0
§ 01 — Rates · 8
| Type | Applies to | Term | Band | Rate | Comparison | Conditions |
|---|---|---|---|---|---|---|
| Variable | — | — | up to $4,999 | 0.45% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $10,000–$24,999 | 0.45% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $1,000,001+ | 1.30% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $25,000–$49,999 | 0.45% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $250,000–$499,999 | 1.15% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $5,000–$9,999 | 0.45% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $50,000–$249,999 | 0.60% | — | paid every 1 mo; Min deposit amount |
| Variable | — | — | $500,000–$999,999 | 1.15% | — | paid every 1 mo; Min deposit amount |
§ 02 — Fees · 10
| Fee | Type | Amount | When | Notes |
|---|---|---|---|---|
| Self-Service (Electronic) Deposits | Deposit | No fee | — | — |
| Staff-Assisted Deposit | Deposit | $3 | — | — |
| Online Banking | Event | No fee | — | Account enquiries are always free when you use Online Banking. |
| Overdrawn Fee | Event | $15 | — | $15.00 per occurrence |
| Telephone Banking | Event | No fee | — | Unlimited free self-service enquiries |
| Account Keeping Fee | Periodic | No fee | Every 1 mo | — |
| Cheques Collected / Deposited | Transaction | $3 | — | Cheques collected or deposited (Additional charge for the branch transaction applies) |
| Periodical Payments | Transaction | No fee | — | — |
| Self-Service (Electronic) Withdrawals | Withdrawal | No fee | — | — |
| Staff-Assisted Withdrawal | Withdrawal | $3 | — | These transactions are not available, however if they occur, a $3.00 fee will be charged for each transaction. |
§ 03 — Features
Digital bankingFraud protectionUnlimited transactions
- · No account-keeping fees: Earn interest on your surplus funds, noting that zero interest rates may apply from time to time.
- · $0 linked account transfers: Move cash to and from your Westpac transaction account via Online Banking or the Westpac App.
- · Access your money 24/7: Get access to your savings at anytime, anywhere. Access to funds subject to system availability.
- · Bucket your savings: Create multiple accounts for expenses like GST and tax to avoid a cash flow crunch when payments are due
- · Tiered interest is paid on certain balances
- · Interest is paid on monthly basis
- · You have choice of 3 or 6 monthly statements.
- · Unlimited free self-service enquiries.
- · Account enquiries are always free when you use Online Banking.
§ 04 — Eligibility & limits
- · Minimum age 18
- · Residency: Operating in Australia with an Australian address
- · Eligible entities include sole traders, partnerships, companies, associations, self-managed super funds, trusts and not-for-profit organisations
- · Must not be an individual using the account for predominantly personal purposes
- · Needs an eligible Westpac business transaction account to link to.
§ 05 — Compare
§ 06 — Run the numbers
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Published by Westpac under the Consumer Data Right, last changed by them on 13 Aug 2026. Figures are shown as the institution publishes them and can change without notice; confirm on their site before applying. The Finance Algorithm earns nothing from any product listed here.