Frozen Funds And Legal Boundaries: An Analysis Of Account Freezing Powers In Nigerian Banking And Fintech -By Job Joseph

Abstract

The rapid growth of digital banking and financial technology has transformed the way Nigerians access and use financial services. Alongside these developments, however, financial institutions have increasingly resorted to restricting or freezing customer accounts where transactions are considered suspicious, fraudulent or inconsistent with regulatory requirements. While account restrictions may be necessary to prevent fraud, money laundering and other financial crimes, they may also interfere with a customer’s ability to access and use personal funds. This has created an important legal question concerning the circumstances under which a bank or fintech institution may lawfully freeze a customer’s account without first obtaining a court order. Recent Nigerian judicial decisions suggest that the answer may depend upon the nature of the institution, the source of its authority and the terms governing the relationship between the institution and its customer. This article examines the legal boundaries surrounding account freezing by conventional banks and fintech institutions, with particular attention to judicial decisions, contractual consent, constitutional safeguards, regulatory requirements and consumer protection. It argues that while financial institutions require sufficient powers to respond quickly to suspected fraud, such powers should be exercised within clearly defined legal and contractual limits.

Introduction

The ability of an individual to access money held in a bank or fintech account is an important aspect of modern economic life. Salaries, business transactions, school fees, medical expenses, household payments and other financial obligations increasingly depend on electronic accounts. Consequently, the freezing or restriction of an account can have serious consequences for a customer. Financial institutions may restrict accounts for several reasons. These may include suspected fraud, money laundering concerns, court orders, regulatory instructions, disputed transactions or breaches of the terms governing the account. Although such measures may serve legitimate financial and regulatory purposes, difficulties arise where an institution restricts an account without adequate notice, judicial authorization or a clear contractual basis. The issue has become more significant with the growth of fintech institutions in Nigeria. Traditional banks operate within an established banking and regulatory framework, while fintech companies frequently provide services through digital platforms governed by extensive terms and conditions accepted by users during account registration. Recent Nigerian cases have therefore raised questions about whether the legal position applicable to conventional banks should equally apply to fintech institutions. The central issue is whether an institution can rely on contractual provisions to freeze an account or whether judicial intervention is required before a customer’s access to funds can be restricted.

This article examines the legal boundaries of account freezing powers in Nigeria and considers the extent to which contractual consent, constitutional rights, judicial authority and regulatory obligations affect the exercise of such powers.

1. Account Freezing and Judicial Oversight: FCMB v Sabitu

One of the significant recent decisions concerning the freezing of bank accounts is First City Monument Bank v Sabitu (2025) LPELR-81397(CA). In the case, the Court of Appeal considered the circumstances under which a bank could restrict a customer’s access to an account without obtaining a court order.(1) The decision is important because it reinforces the principle that a bank’s relationship with its customer is fundamentally contractual and that the bank cannot arbitrarily interfere with the customer’s account without lawful justification.

The court’s reasoning also raises questions concerning constitutional protection of property and the right to fair hearing. Money standing to the credit of a customer constitutes an important economic interest, and interference with access to such funds may have serious consequences. Where a bank suspects that an account has been involved in fraudulent or unlawful activity, the existence of the suspicion alone should not necessarily confer unlimited powers upon the bank. Depending on the circumstances, the bank may be required to report the matter to the appropriate authorities and seek judicial intervention where continued restriction of the account is necessary. The significance of judicial oversight is that it provides an independent mechanism through which the basis for the restriction can be examined. It also prevents financial institutions from becoming the final judge of disputes concerning the ownership or entitlement to funds. A similar concern has appeared in other Nigerian decisions involving restrictions placed on customers’ accounts. In GTB v Adedamola, the issue of the legality of restricting access to a customer’s account was considered in the context of the bank’s contractual obligations and the customer’s legal rights.(2) The principle emerging from these decisions is that banks should not treat the suspicion of wrongdoing as an unlimited licence to exercise self-help against customers.

1. Circumstances in Which a Bank May Restrict an Account

Although judicial oversight is important, it would be inaccurate to suggest that banks are completely prohibited from placing temporary restrictions on accounts. Banks operate under extensive regulatory obligations relating to fraud prevention, money laundering, terrorism financing and financial-system security. Consequently, there may be circumstances in which a bank is required to place a temporary restriction on an account while investigating suspicious activity or complying with a lawful directive. The important distinction is between a temporary protective restriction and a prolonged deprivation of access to funds without sufficient legal basis.

For instance, where a bank identifies a suspicious transaction and temporarily restricts the account to prevent further loss, the circumstances may differ from a situation where the bank freezes an entire account indefinitely without communicating the reason to the customer or taking steps to resolve the matter. The legality of a restriction should therefore be examined by considering its source, purpose, duration and effect on the customer.

III. Contractual Authority and Fintech Institutions

The development of fintech institutions has introduced another dimension to the account-freezing debate. Fintech platforms commonly require users to accept detailed Terms and Conditions before opening an account. These agreements may contain provisions permitting the institution to suspend or restrict accounts where suspicious activity, fraud, regulatory concerns or violations of the platform’s rules are detected. The Court of Appeal’s decision in Kuda Microfinance Bank Ltd v Amarachi Kenneth Blessing has been cited in discussions concerning the contractual authority of fintech institutions to restrict accounts.(3) The significance of contractual terms in this context is based on the general principle that parties are bound by agreements they voluntarily enter into. The principle of pacta sunt servanda requires parties to honour their contractual commitments, subject to applicable law and limitations imposed by public policy and other legal principles.(4) A fintech institution may therefore have a contractual basis for restricting an account where the user has expressly agreed to such a provision. However, contractual authority should not be interpreted as unlimited authority. A clause permitting an institution to restrict an account should be considered alongside consumer-protection principles, applicable financial regulations and constitutional rights.

1. Requirements for a Valid Account-Freezing Clause

For contractual authority to provide a proper basis for restricting an account, the relevant provision should satisfy certain legal requirements.

1. The Clause Must Be Clear

The customer should be able to understand the circumstances in which the institution may restrict an account. A provision that gives an institution unlimited discretion without identifying the circumstances in which it may be exercised may create legal uncertainty.

2. The Customer Must Have Notice of the Provision

The relevant term should be brought to the customer’s attention during the contractual process. Important terms should not be concealed in a manner that makes meaningful understanding impossible.

3. The Restriction Should Have a Legitimate Purpose

Account restrictions should be connected to legitimate purposes such as fraud prevention, regulatory compliance, investigation of suspicious activity or protection of the financial system.

4. The Restriction Should Be Proportionate

A suspected fraudulent transaction may justify a temporary restriction relating to that transaction. It does not necessarily follow that every transaction conducted by the customer should be indefinitely blocked.

5. There Should Be a Mechanism for Review

Customers should have a reasonable opportunity to challenge an account restriction and provide information capable of resolving the institution’s concerns. These principles are particularly important because fintech users may accept lengthy digital agreements without reading every provision. The mere presence of a clause in a document does not necessarily eliminate the need to consider whether the clause was fairly incorporated and lawfully exercised.

1. Consent and the Problem of Unequal Bargaining Power

The concept of consent is central to contractual authority. However, the reality of digital banking raises questions about the quality of that consent. Most fintech agreements operate on a standard-form basis. The customer ordinarily has little or no opportunity to negotiate individual terms. The choice is often limited to accepting the terms or declining to use the platform. This creates a potential imbalance between the institution and the customer. Where an account-freezing clause is particularly broad, the court may need to consider whether the provision is clear, whether it is consistent with applicable law and whether the institution exercised the contractual power in accordance with the purpose for which it was created. The fact that a customer clicked “I agree” should therefore not necessarily be treated as the end of the legal inquiry. Contractual consent operates within the wider legal system and cannot ordinarily be used to exclude mandatory statutory requirements or constitutional protections.

1. Constitutional Protection of Property and Fair Hearing

The Constitution of the Federal Republic of Nigeria 1999 protects the right to acquire and own property.(5) Money standing to the credit of a person in a bank account represents an economic interest that is capable of legal protection. Section 36 of the Constitution also provides for fair hearing in the determination of civil rights and obligations.(6) The application of these constitutional provisions to account freezing must, however, be considered carefully. Not every temporary restriction imposed by a financial institution will necessarily amount to a determination of a person’s civil rights or constitute a constitutional violation. For example, a temporary restriction imposed in compliance with a lawful regulatory requirement may have a different legal character from an indefinite restriction imposed solely on the institution’s unilateral decision. The important issue is therefore whether the restriction has a lawful basis and whether the institution has followed the applicable procedure.

VII. Regulatory Framework and the Role of the CBN

The Central Bank of Nigeria plays an important role in regulating banks and payment-system participants. The regulatory framework imposes obligations upon financial institutions relating to fraud prevention, consumer protection, anti-money laundering measures and risk management. The Banks and Other Financial Institutions Act 2020 provides an important statutory foundation for banking regulation in Nigeria.(7) The CBN also issues regulations and guidelines that govern financial institutions and payment-service operations. Financial institutions cannot ignore these regulatory obligations merely because their contractual agreements contain broad account-restriction provisions. Conversely, contractual terms remain relevant where they operate consistently with applicable law. The legal position can therefore be understood as requiring three sources of authority to operate together:

1. statutory and regulatory requirements;
2. contractual terms between the institution and customer; and

iii. judicial and constitutional principles.

An institution exercising an account-freezing power should be able to identify the legal or contractual basis upon which the restriction is imposed.

VIII. Anti-Money Laundering and Fraud Prevention Obligations

Financial institutions are required to participate in the prevention of money laundering, terrorism financing and financial fraud. These obligations may sometimes require financial institutions to monitor transactions and take preventive measures where suspicious activity is identified. The Money Laundering (Prevention and Prohibition) Act 2022 imposes obligations relevant to the identification and reporting of suspicious transactions.(8) Consequently, an institution that discovers suspicious activity cannot simply ignore the matter because a customer has a contractual right to operate an account. The difficulty is finding the appropriate balance between regulatory compliance and customer rights. Where an account is restricted for a legitimate regulatory purpose, the institution should ensure that the restriction is exercised within the applicable legal framework and for no longer than reasonably necessary.

1. Consumer Protection and the Right to Redress

Account freezing can cause significant hardship to customers. A person whose account has been restricted may be unable to pay employees, settle debts, meet family obligations or conduct ordinary business. Consumer protection is therefore an important part of the legal analysis. Financial institutions should provide customers with appropriate channels for making complaints and challenging account restrictions. Where an institution receives information capable of resolving the reason for the restriction, it should review the customer’s complaint within a reasonable period. The CBN’s consumer-protection framework provides mechanisms through which customers may first complain to their financial institution and subsequently escalate unresolved complaints to the CBN.⁹ Effective redress mechanisms are important because they reduce the need for customers to immediately resort to litigation.

1. Data Protection and Automated Account Restrictions

Modern fintech platforms increasingly depend on automated systems and algorithms to identify suspicious transactions. While automated fraud detection can improve financial security, it also raises questions about transparency and accountability. The Nigeria Data Protection Act 2023 establishes obligations relating to the processing and protection of personal data.¹⁰ Where personal data is used in automated systems to make decisions affecting customers, institutions must ensure compliance with the applicable data-protection requirements. This is particularly relevant where an automated fraud-detection system causes an account to be restricted. A customer should have an avenue to obtain appropriate information concerning the restriction and challenge an erroneous decision, subject to legitimate restrictions imposed by law. Automated decision-making should therefore assist financial institutions in protecting customers rather than become a mechanism through which customers are excluded from financial services without effective review.

1. Duration of Account Freezing

Another important issue is the length of time for which an account may remain frozen. A short-term restriction designed to prevent an immediate fraudulent transaction may be understandable. However, an indefinite restriction without investigation or communication raises more serious legal concerns. The longer an account remains inaccessible, the greater the potential interference with the customer’s financial interests. Institutions should therefore establish internal procedures for reviewing restrictions periodically. Where the reason for the restriction has been resolved, the account should be restored promptly unless another lawful basis exists for continuing the restriction. A clear distinction should also be maintained between an account temporarily restricted for investigation and an account subject to a formal court order or regulatory directive.

XII. The Legal Uncertainty Between Banks and Fintechs

One of the major challenges arising from recent developments is the possibility of different standards applying to conventional banks and fintech institutions. If a traditional bank requires judicial intervention in certain circumstances while a fintech can rely on contractual terms to impose a restriction, customers may face different levels of protection depending on the institution through which they access financial services. Such differences may create uncertainty for consumers.

At the same time, the distinction cannot be ignored merely because both institutions provide financial services. Their statutory licences, institutional structures, contractual arrangements and regulatory obligations may differ. The appropriate approach should therefore be to identify the precise legal status of the institution and the source of the power it seeks to exercise.

XIII. Need for Clearer Judicial and Regulatory Guidelines

The development of digital financial services makes it increasingly necessary for regulators and courts to provide clearer guidance on account restrictions.

Future rules should clarify the following:

1. when a financial institution may temporarily restrict an account;
2. when a court order is required;
3. the circumstances in which contractual consent is sufficient;
4. how long an account may reasonably remain restricted;
5. the customer’s right to information;
6. the procedure for challenging a restriction;
7. the responsibility of institutions where an erroneous freeze occurs; and
8. the remedies available to customers whose accounts are unlawfully restricted.

Clearer rules would benefit both customers and financial institutions. Customers would have greater certainty concerning their rights, while financial institutions would have clearer procedures for responding to fraud and regulatory risks.

Recommendations

To address the challenges associated with account freezing in Nigerian banking and fintech institutions, the following measures are recommended:

1. Clear Legislative Framework

The relevant banking and financial laws should provide clearer provisions governing the restriction and freezing of customer accounts. The law should distinguish between temporary protective restrictions, regulatory freezes and restrictions requiring judicial authority.

2. Clear Contractual Terms

Fintech institutions should ensure that account-freezing provisions in their Terms and Conditions are written in clear and understandable language. Customers should be made aware of the circumstances in which their accounts may be restricted.

3. Time Limits for Restrictions

Regulators should consider establishing reasonable periods within which institutions must review account restrictions. Prolonged restrictions without appropriate review should be subject to additional safeguards.

4. Effective Complaint Mechanisms

Financial institutions should establish accessible mechanisms through which customers can challenge account restrictions. Complaints should be investigated promptly and customers should receive appropriate information concerning the status of their accounts.

5. Judicial Oversight Where Necessary

Where continued restriction of an account requires judicial authority, financial institutions should promptly approach the appropriate court rather than maintaining restrictions indefinitely through internal procedures.

6. Stronger Consumer Protection

The CBN and other relevant regulators should strengthen consumer-protection measures to ensure that legitimate fraud-prevention measures do not result in unnecessary financial exclusion.

7. Review of Automated Decisions

Fintech institutions should establish human-review mechanisms for disputed automated account restrictions. Customers should have an opportunity to challenge restrictions resulting from erroneous fraud alerts or inaccurate information.

8. Greater Regulatory Harmonisation

The regulatory framework applicable to banks, microfinance banks, payment-service providers and fintech institutions should be harmonised where appropriate so that customers receive predictable protections across different financial platforms.

Conclusion

The increasing use of digital financial services has made account freezing an important legal issue in Nigeria. Financial institutions require the ability to respond quickly to suspected fraud, money laundering and other unlawful activities. However, the exercise of this power must remain within the boundaries established by law, regulation and contract. Recent judicial developments demonstrate the continuing importance of judicial oversight and contractual principles in determining the legality of account restrictions. The contractual terms governing fintech platforms may provide a basis for certain restrictions, but such terms should not be treated as unlimited powers. They must operate consistently with statutory obligations, consumer-protection principles and other applicable legal safeguards.

The central challenge is therefore to maintain an appropriate balance between financial security and customer rights. A financial institution should be able to protect its systems and customers from fraud, while a customer should not be deprived of access to funds indefinitely without a lawful basis or effective means of challenging the restriction. As Nigeria’s fintech sector continues to expand, greater legal clarity will become increasingly important. Clearer rules on contractual account freezes, judicial intervention, regulatory restrictions, automated fraud detection, duration of freezes and customer redress would reduce uncertainty and promote confidence in the financial system. The development of Nigerian banking law should therefore continue to recognise technological innovation while ensuring that the exercise of financial institutions’ powers remains subject to appropriate legal boundaries.

Footnotes

1. First City Monument Bank Plc v Sabitu (2025) LPELR-81397(CA).
2. GTB v Adedamola, Unreported decision, High Court of Lagos State (2019).
3. Kuda Microfinance Bank Ltd v Amarachi Kenneth Blessing, Court of Appeal (2024).
4. Union Bank of Nigeria Plc v Ajabule (2011) 18 NWLR (Pt 1278) 152 (SC).
5. Constitution of the Federal Republic of Nigeria 1999 (as amended), s 43.
6. Ibid, s 36(1).
7. Banks and Other Financial Institutions Act 2020.
8. Money Laundering (Prevention and Prohibition) Act 2022.
9. Central Bank of Nigeria, Consumer Protection Framework (2016); see also CBN, Consumer Complaints Management.
10. Nigeria Data Protection Act 2023.

Job Joseph, DL, LL.B(Hons)

ABU Zaria