Deposit Products and Account Administration

Introduction

Deposit-taking is a central banking function. Banks accept funds from customers, record ownership and operating instructions, pay interest where applicable, and make funds available for withdrawal or transfer under agreed conditions. Deposits provide customers with liquidity, payment facilities and savings opportunities; they provide banks with a major source of funds for lending and investment.

Account administration converts a customer relationship into a controlled operational record. It includes customer identification, account opening, mandate capture, transaction processing, interest and charge calculation, nomination, monitoring, reconciliation, amendment and closure. Errors in any of these activities may cause financial loss, regulatory breaches, complaints and reputational damage.

The precise rules for products, interest, tax, nomination and dormant accounts vary by jurisdiction and by the bank’s approved tariff. Accordingly, staff must apply current law, regulatory guidance, product terms and internal procedures rather than relying only on general banking practice.

Learning objectives

After studying this chapter, the learner should be able to:

1. Distinguish savings, current, term-deposit and specialized accounts.
2. Explain the account-opening and administration life cycle.
3. Calculate simple deposit interest and interpret effective returns.
4. Explain charges, taxation, premature withdrawal and maturity treatment.
5. Process mandates, nominations, powers of attorney and account changes safely.
6. Identify and resolve common account-level operational problems.
7. Apply controls relating to KYC, AML, privacy, complaints and customer fairness.

1. Deposit accounts as banking products

A deposit account is both a contractual arrangement and an operational record. The contract defines rights, obligations, interest, fees, withdrawal conditions and permitted users. The record contains customer identity, account status, balances, transactions, instructions and evidence of authorisation.

A deposit product should be evaluated through five dimensions:

• Liquidity: how quickly and easily funds can be withdrawn.
• Return: interest or other benefit received by the customer.
• Access: branch, card, cheque, online, mobile or automated access.
• Restrictions: minimum balance, notice, maturity or transaction limits.
• Risk and protection: fraud controls, deposit insurance where applicable and legal protections.

A useful distinction is between the available balance and the ledger balance. The ledger balance records posted transactions. The available balance normally reflects the amount that can be used after considering holds, uncleared instruments, liens, blocked funds and other restrictions. A customer may therefore have a positive ledger balance but a lower available balance.

2. Principal deposit products

Savings accounts

Savings accounts are designed primarily for personal saving and routine withdrawals. They commonly pay interest and may offer debit cards, electronic transfers and mobile access. Product rules can include minimum balances, withdrawal limits or tiered interest rates. Staff must explain whether interest is calculated daily but credited monthly, quarterly or annually, and whether the rate is variable.

Current accounts

Current accounts support frequent payments by individuals, businesses and institutions. They commonly provide cheque facilities, payment orders, cards and electronic transfers. Many current accounts do not pay interest, although some jurisdictions or products do. Fees may apply for cash handling, payment instruments, overdrafts, account maintenance or excess transactions.

An overdraft is a credit facility, not an automatic feature of every current account. It must be separately authorised, documented and monitored. An unauthorised debit balance requires prompt escalation under bank policy.

Term deposits

A term deposit places funds for a specified period at an agreed rate or rate-setting method. The customer usually receives principal and interest at maturity or at scheduled intervals. Early withdrawal may be prohibited, require notice, reduce interest or incur a penalty. The account-opening document must state the maturity date, interest treatment, renewal instruction and consequences of early encashment.

A maturity instruction may be:

• repay principal and interest to a nominated account;
• renew principal only; or
• renew principal and interest.

Automatic renewal without clear, recorded customer authority can produce complaints and should be controlled carefully.

Specialized accounts

Specialized products meet particular customer, legal or social needs. Examples include:

• Student or youth accounts: often have low fees and age-related controls.
• Salary accounts: linked to employer payments and sometimes fee concessions.
• Pension or benefit accounts: designed for regular benefit credits.
• Escrow accounts: funds are held subject to specified conditions or an independent agreement.
• Trust, estate or fiduciary accounts: operated by an authorised trustee, executor or administrator.
• Joint accounts: held by two or more persons under a stated operating instruction.
• Non-profit or institutional accounts: require evidence of legal status and authorised officers.
• Basic or financial-inclusion accounts: may have simplified features but remain subject to applicable identification and monitoring requirements.

The product label does not determine the legal rights by itself. Account documentation, governing law and verified authority do so.

3. Account-opening and administration life cycle

Customer due diligence

Before opening an account, the bank should identify and verify the customer, beneficial owner and persons authorised to operate it. Typical evidence includes identity documents, address information, tax or business details, source-of-funds information and constitutional documents for organisations. The level of due diligence should be risk-based and consistent with law and policy.

The employee should establish:

1. who owns the funds;
2. who may operate the account;
3. the purpose and expected activity;
4. whether any person is a beneficial owner, controller or politically exposed person;
5. whether restrictions, sanctions screening or enhanced due diligence apply.

Customer information must be accurate, current and protected. Copies and electronic records should be retained for the legally required period, with access limited to authorised personnel.

Account setup

The account-opening process normally includes product selection, application completion, identity verification, signature or biometric capture, tax classification, risk screening, initial funding, system creation and confirmation to the customer. A second-person or automated control should verify critical fields such as name, date of birth, ownership, currency, interest rate, maturity date and operating mandate.

Ongoing maintenance

Administration includes address changes, contact updates, replacement instruments, changes to authorised signatories, interest-rate changes, lien marking, account blocking, statements, dormant-account treatment and closure. Every change should be supported by an authenticated request and an audit trail showing who made, checked and approved it.

Reconciliation and control

The bank reconciles subsidiary account records with the general ledger and investigates differences. Operational controls include maker-checker approval, segregation of duties, exception reports, transaction limits, call-back verification for high-risk instructions and periodic review of dormant or unusual accounts.

4. Interest calculation and charges

Simple interest

For a deposit with a constant principal and rate, simple interest is:

where I is interest, P is principal in currency units, r is the annual interest rate expressed as a decimal, and t is time in years. The formula assumes no compounding, no interim withdrawals and a constant rate. If days are used, the bank must apply its approved day-count convention, such as actual/365 or actual/360.

The maturity amount is:

Worked example. A customer places 10,000 currency units for 180 days at 6% per annum using an actual/360 convention. Then t = 180 ÷ 360 = 0.5 years.

Interest = 10,000 × 0.06 × 0.5 = 300.

The amount before tax or charges is 10,300. If a legally applicable withholding tax is 10% of interest, tax is 30 and the customer receives 10,270, assuming no other charge.

Compound interest

If interest is added to principal at each compounding interval, the amount is:

where m is the number of compounding periods per year. This formula assumes a constant nominal annual rate, equal compounding periods and reinvestment of credited interest. The effective annual rate is:

For example, a nominal rate of 6% compounded monthly has an effective annual rate of approximately 6.17%, because EAR = (1 + 0.06/12)¹2 − 1 ≈ 0.0617. Banks must state whether an advertised rate is nominal, effective, gross or net of tax.

Daily-balance methods

Many savings products calculate interest on each day’s closing balance. A simplified form is:

where B_d is the applicable balance for day d, r is the annual rate, and Δt_d is the fraction of a year represented by that day under the bank’s day-count convention. The account terms determine whether the balance is opening, closing, minimum or average daily balance. A system should not substitute one method for another without authority.

Charges

Common charges include maintenance fees, cash-handling fees, transfer fees, cheque charges, card fees, statement fees, stop-payment charges and early-termination charges. A charge should be:

• disclosed in the tariff or contract;
• applied consistently with the product rules;
• recorded with date, amount, tax and description;
• capable of reversal through an authorised process when incorrectly applied.

Charges may be fixed, percentage-based or tiered. For a percentage charge, the basic calculation is:

where C is the charge, V is the transaction value and p is the percentage expressed as a decimal. Minimum and maximum charges must then be applied according to the tariff. Taxes on charges must be distinguished from the bank’s own fee.

5. Mandates, nominations and legal authority

A mandate is an instruction defining who may operate an account and how. Examples include “either or survivor,” “both to sign,” or operation by any one authorised officer up to a stated limit. The bank must verify that the requested operation matches the recorded mandate.

A nomination generally identifies a person to receive or claim funds on the account holder’s death, subject to applicable law. A nominee is not necessarily the beneficial owner or heir. Staff must explain this distinction without giving legal advice beyond their authority. Nomination forms should be complete, witnessed where required, securely recorded and reviewed when the customer’s circumstances change.

A power of attorney authorises an agent to act for the account holder within defined limits. The bank should verify the document, identity, scope, duration and revocation status. A power of attorney does not automatically transfer ownership.

For joint accounts, staff must distinguish ownership from operating authority. On notice of death, bankruptcy, incapacity or a court order, the account may require restriction while the bank obtains appropriate legal and documentary instructions. Staff should not rely on informal statements or release funds merely because a person appears to be a relative.

6. Operational problems and resolution

Common account-level problems include:

• Unrecognised transaction: authenticate the complaint, protect access, preserve evidence, investigate logs and apply the bank’s dispute process.
• Wrong interest or charge: compare product terms, rate history, balance dates and tariff; correct through an approved adjustment and communicate the result.
• Failed transfer: check account status, beneficiary details, limits, sanctions screening, available balance and technical response codes.
• Dormant account: follow reactivation, identity verification and unclaimed-funds procedures; never reactivate solely on an informal request.
• Blocked account: identify the source and scope of the block, inform the customer where legally permitted, and obtain authorised release instructions.
• Maturity dispute: inspect the original instruction, notice history, renewal record and applicable terms before deciding whether correction or complaint escalation is required.

A professional resolution process separates fact-finding from assumption. The employee records the issue, immediate protection, evidence reviewed, decision, approval and customer communication. Complaints should be treated as control information: repeated complaints may reveal a defective product design or training gap.

7. Governance, ethics and technology

Deposit administration is governed by contract, consumer-protection rules, AML and counter-terrorist-financing requirements, privacy law, record-retention rules, payment regulations and deposit-protection arrangements where applicable. The bank must balance customer convenience with prevention of fraud, money laundering and unauthorised access.

Ethical practice requires transparent pricing, fair treatment, confidentiality, accessibility and avoidance of unsuitable recommendations. Staff must not disclose balances to unauthorised persons, manipulate maturity dates, suppress complaints or apply discretionary fees inconsistently.

Core technology includes a core banking system, customer relationship records, document management, transaction monitoring, digital authentication and automated reconciliation. Artificial intelligence may assist with anomaly detection, service routing and document classification, but human oversight remains necessary. Models can produce false positives, inherit bias or mishandle sensitive data. Banks should maintain explainability, access controls, validation, escalation and audit records.

Illustrative case: maturity instruction and unauthorised access

Background

A customer placed 50,000 currency units in a 12-month term deposit. The documented instruction was “repay principal and interest to the customer’s savings account at maturity.” Two weeks before maturity, a person claiming to be the customer’s relative requested renewal of principal and interest and supplied an informal letter.

Problem

The request conflicted with the recorded maturity instruction. The person was not an authorised operator, nominee or attorney on the bank’s records.

Analysis

The bank had to protect the customer’s funds, verify identity and authority, preserve the request as evidence and avoid disclosing unnecessary account information. Staff also had to check whether the customer had separately submitted a valid instruction through a secure channel.

Approach and solution

The bank declined to accept the informal request, placed an appropriate operational alert, contacted the customer through verified contact details and confirmed the original maturity instruction. At maturity, principal and interest were credited to the customer’s savings account. The incident was recorded and referred for fraud-risk review.

Assuming a principal of 50,000, a 5% annual rate and a 360-day year for 360 days, gross interest was:

The gross maturity amount was 52,500 before any lawful tax or charge.

Outcome and learning points

The customer’s funds were protected, the authorised instruction was followed and a potential social-engineering attempt was documented. The case demonstrates that convenience must not override authority, that maturity instructions require reliable records, and that interest calculations must use the product’s stated convention.

Best-practice checklist

Before opening an account, verify identity, beneficial ownership, purpose, product suitability and authority. Before processing a transaction, check mandate, available balance, restrictions, authentication and applicable limits. Before changing an account, obtain documented authority, use maker-checker controls and preserve the audit trail. Before closing an account, settle pending items, remove linked services, confirm the destination for remaining funds and issue closure confirmation.

Chapter Summary

Deposit products differ principally in liquidity, return, access and restrictions. Savings accounts support saving and routine use; current accounts support frequent payments; term deposits exchange liquidity for an agreed return; and specialized accounts serve defined legal or customer purposes. Account administration is a life cycle beginning with due diligence and continuing through maintenance, reconciliation, review and closure.

Interest may be calculated using simple, compound or daily-balance methods, and staff must apply the exact product terms and day-count convention. Charges and taxes must be disclosed, accurately calculated and properly recorded. Mandates define operating authority, nominations address death-related claims subject to law, and powers of attorney authorise an agent without necessarily transferring ownership. Effective administration combines accurate records, segregation of duties, secure authentication, regulatory compliance, ethical conduct and structured complaint resolution.

Key Terms

Deposit account: A banking arrangement for holding customer funds.

Savings account: An account designed mainly for saving with permitted withdrawals.

Current account: An account designed for frequent payments and collections.

Term deposit: Funds placed for a specified period under agreed maturity conditions.

Specialized account: An account designed for a particular customer group, purpose or legal arrangement.

Ledger balance: The posted balance recorded in the account system.

Available balance: Funds currently usable after holds and restrictions.

Interest: Compensation paid by a bank for use of deposited funds.

Day-count convention: The approved method for converting days into a fraction of a year.

Nominal rate: A stated annual rate that may exclude the effect of compounding.

Effective annual rate: Annual return including the effect of compounding.

Tariff: The bank’s approved schedule of fees and charges.

Mandate: An instruction specifying who may operate an account and how.

Nomination: A recorded designation concerning a person who may claim funds after death, subject to law.

Power of attorney: Authority granted to an agent to act within defined limits.

Beneficial owner: The natural person who ultimately owns or controls funds or an entity.

Dormant account: An account classified inactive under applicable rules.

Lien: A bank’s legally recognised right to retain or restrict assets for an obligation.

Maker-checker control: A control requiring one person to prepare and another to verify or approve.

Reconciliation: Comparison of records to identify and resolve differences.

Review Questions

Short Answer Questions

1. What is the difference between a ledger balance and an available balance?
2. State two features of a term deposit.
3. What information should be verified before opening an account for an organisation?
4. What is a mandate?
5. Why must the day-count convention be identified when calculating interest?

Long Answer Questions

1. Compare savings, current and term-deposit accounts in terms of purpose, liquidity, return and administrative risks.
2. Explain the complete account-opening and ongoing-maintenance life cycle.
3. Discuss the difference between a nomination, a mandate and a power of attorney.
4. Explain how a bank should investigate and resolve an incorrect fee or interest complaint.
5. Discuss the ethical, regulatory and technology controls required in deposit administration.

Analytical / Application Questions

1. A 20,000 currency-unit deposit earns 7% simple interest for 90 days under an actual/360 convention. Calculate gross interest and explain what additional information is needed to determine the customer’s net receipt.
2. A joint account is operated under a “both to sign” mandate, but one holder presents an instruction alone after the other holder’s death has been reported. Identify the risks and propose the correct operational response.
3. A bank observes repeated complaints that term deposits renew automatically despite customers expecting repayment. Analyse possible control failures and recommend corrective measures.

Multiple Choice Questions with Answers

Question 1

Which account is primarily designed for frequent payments and collections?

A. Current account

B. Term deposit

C. Escrow account

D. Dormant account

Correct Answer: A. Current account

Question 2

A deposit of 10,000 earns 6% simple interest for 180 days using a 360-day convention. What is the gross interest?

A. 30

B. 300

C. 600

D. 10,300

Correct Answer: B. 300

Question 3

What does a mandate specify?

A. The bank’s annual profit

B. Who may operate an account and how

C. The customer’s tax rate only

D. The central bank’s policy rate

Correct Answer: B. Who may operate an account and how

Question 4

Which balance normally reflects holds and uncleared items?

A. Nominal balance

B. Available balance

C. Maturity balance

D. Historical balance

Correct Answer: B. Available balance

Question 5

What is the main feature of a term deposit?

A. Unlimited free withdrawals

B. Funds are placed for an agreed period

C. It can only be opened by a bank employee

D. It never earns interest

Correct Answer: B. Funds are placed for an agreed period

Question 6

If a charge is 2% of a transaction of 5,000, what is the charge before tax or tariff limits?

A. 10

B. 50

C. 100

D. 250

Correct Answer: C. 100

Question 7

A power of attorney generally does what?

A. Automatically transfers ownership of funds

B. Authorises an agent to act within defined limits

C. Cancels all account mandates

D. Guarantees payment of interest

Correct Answer: B. Authorises an agent to act within defined limits

Question 8

Which control requires one employee to prepare a change and another to verify it?

A. Single access control

B. Maker-checker control

C. Automatic renewal

D. Open banking control

Correct Answer: B. Maker-checker control

Question 9

A nominee is best described as a person designated to:

A. Set the bank’s interest rate

B. Receive or claim funds after the holder’s death, subject to law

C. Approve every daily transaction

D. Audit the general ledger

Correct Answer: B. Receive or claim funds after the holder’s death, subject to law

Question 10

What is the correct first response to an unrecognised account transaction?

A. Ignore it until the next statement

B. Delete the transaction record

C. Authenticate the complaint and protect access while investigating

D. Give account information to any relative

Correct Answer: C. Authenticate the complaint and protect access while investigating