The NRBT licenses and supervises financial service providers under the Banking Act 2020, the NRBT Act and prudential standards covering areas such as operational risk and cybersecurity. ANZ and BSP offer broad retail and business services. MBf Bank provides current and savings accounts, fixed deposits and remittances. TDB provides savings, current and term deposits, Visa Debit, Internet Banking and remittance services. Unlicensed financial providers are not lawful alternatives to licensed banks. A bank account is generally opened at a branch. The bank checks identity, address, income and other information under its customer due diligence and anti-money-laundering procedures. Requirements differ by bank and account type. Examples include a current passport, driver's licence or employment ID, proof of address, proof of income, one identity document with a photograph and signature, or a completed TDB AML Customer Due Diligence Form with valid identification. Banks may offer personal, joint, trust and business accounts, but opening an account is not an automatic entitlement. Foreign nationals and non-residents remain subject to the bank's criteria. Common products include everyday transaction accounts, cheque or current accounts, savings and passbook accounts, minor, children's or student accounts, fixed or term deposits, foreign-currency accounts and business accounts. Fees and rates change by provider. For example, published information includes an ANZ Pacific Savings rate of 0.20% per year for qualifying end-of-day balances of at least TOP 100, MBf General or Minor Savings interest of 2.25% per year, and TDB S17 terms including no initial deposit, no service fee, a TOP 2 quarterly maintenance fee and a TOP 2.50 monthly dormancy fee after more than one year. These figures require confirmation before opening an account. ANZ term deposits published for TOP 3,000 to TOP 100,000 include one-, three-, six- and twelve-month rates of 0.05%, 0.35%, 0.45% and 0.50% per year. An ANZ term deposit may roll over automatically unless written instructions arrive within two banking days after maturity. Banks in Tonga support cash, cheques, bank transfers, EFTPOS payments, ATMs, debit and credit cards, Internet Banking, mobile banking, agent channels, person-to-person payments and utility-bill payments. EFTPOS means electronic funds transfer at the point of sale. The Domestic Electronic Payment System (DEPS) settles interbank payments, although the researched system still has operational limitations because older terminals are not fully integrated and some entries require manual processing. Cheque clearing and DEPS operating windows are generally 9:00 to 16:00, and only participating banks can use the interbank system. ANZ offers Visa Debit and Internet Banking with balances, statements, transfers, bill payments, family payments, future or recurring payments and overseas transfers. BSP offers PacifiCard, Visa Debit and Online Banking for balances, transfers, bills and statements. TDB offers Visa Debit and Internet Banking services. Card features can include chip, PIN, contactless payments, 3D Secure and overseas or online use. Limits and fees are bank- and card-specific; BSP's published Visa Classic daily limits include TOP 30,000 for EFTPOS, TOP 2,000 for ATM withdrawals and TOP 25,000 for e-commerce. People outside the main centres may use TDB offices, bank agents, ATMs, EFTPOS and mobile-money services. TDB has offices including Nuku'alofa, Hahake, Hihifo, ʻEua, Haʻapai and Vavaʻu, with representative offices in Niuatoputapu and Niuafoʻou. Mobile-money services can provide cash-in, cash-out, person-to-person payments and utility-bill payments through agents. A nationwide digital account-opening pathway has not been established in the available research. A proposed payment-system reform would support 24-hour instant payments, QR payments and open-banking interfaces, but no verified nationwide live operation was established for 2026. Licensed foreign-exchange and remittance providers support international transfers. Type A foreign-exchange dealers can send and receive foreign remittances, while Type B dealers currently receive them. MoneyGram subagents operate under BSP. An incoming payment to an ANZ account may require the account number, legal name, residential address, bank details and ANZ's SWIFT code, ANZBTONN. Banks publish their fees, charges and interest rates, but the final cost also depends on the payment channel, exchange-rate spread, receiving bank and destination. A mistaken transfer may not be stoppable or recoverable. Tonga has no separate deposit-insurance or deposit-guarantee scheme identified in the researched NRBT sources. Deposit protection therefore should not be assumed merely because an account is held with a licensed bank. The banking system is supported by licensing and prudential supervision, while the bank's terms and any future statutory safeguards determine the customer's position. Customers should review account terms, fees, rates, withdrawal rules and maturity instructions before depositing money. Customers should protect their PIN, password, one-time security code, card and device, check statements and report lost cards, suspicious messages, errors and unauthorised transactions immediately. Banks use measures such as encryption, firewalls, time-outs, chip security, 3D Secure and fraud monitoring, but these do not remove phishing, fake payment requests, SIM or device compromise and unauthorised-transfer risks. ANZ states that it does not request a customer's PIN, password or security code. Complaints normally go first to the bank and may then be raised with the NRBT. The NRBT also acts as Tonga's transaction-reporting authority and financial intelligence unit for anti-money-laundering and counter-terrorist-financing controls.
Banks in Tonga
Tonga's banking system is supervised by the National Reserve Bank of Tonga (NRBT) and includes four licensed commercial banks: ANZ, Bank of South Pacific Tonga (BSP), Malaysia Borneo Finance Bank (MBf Bank) and Tonga Development Bank (TDB). These banks provide accounts, deposits, payments, cards, digital banking and remittance services in Tongan paʻanga (TOP) and, where offered, foreign currencies. Access, fees, interest rates, documents and services vary by bank, product and branch location.
Tip
Choose a licensed bank according to where you need access, how you receive and send money, the account features you use and the total fees you will pay. Confirm the current requirements and charges before opening an account, and do not treat a published interest rate as the only comparison. Keep payment credentials private and act immediately if a card, device or transfer appears compromised.

