Trading Under The Diplomatic Shield: Reconstructing The Commercial Activity Exception To Diplomatic Immunity

Introduction

In a commerce-driven world where transactions are at an all-time high and inarguably integral to modern economic life, a wide range of actors, including private parties, states, and by extension diplomatic agents, seek to participate in this surging yet intricate web of global commerce.Yet, in this same intricate web, actors are subject to different rules. While private actors enjoy access to liberalized trade and operate freely under established market rules and contractual obligations, diplomatic agents, in contrast, serve as representatives of their states in host countries and are bound by strict laws and protocols that govern their commercial activities. Moreover, these strict laws require full compliance. Naturally, this raises questions about the scope and limits of diplomatic agents' powers, the threshold at which those powers are exceeded, the consequences of such excesses, and the very point at which diplomatic activities intersect with private commercial interests, all within the ambit of Ghanaian law.

To understand these somewhat nuanced legal principles and to answer the questions they inevitably provoke, it is imperative to trace the roots of sovereign immunity from its traditional position through to its modern, restrictive application. By doing so, this article sheds light on the balance between insulating state officials from the excesses of litigation while simultaneously ensuring accountability and fairness in commercial transactions. Based on this premise, this article traces the historical development of the doctrine of sovereign immunity, examines, and ultimately reconstructs the current Ghanaian position on the exceptions to diplomatic immunity, with particular focus on the commercial activity exception and the stark contrast between diplomatic functions and private commercial activities.

What is Sovereign Immunity?

Traditionally, the doctrine of sovereign immunity provided that a foreign state is generally immune from the jurisdiction of the courts of another sovereign state. That is to say, under the traditional doctrine of absolute sovereign immunity, a sovereign state, its government, and officials acting in an official capacity could not be sued in foreign or domestic courts without the state's consent, regardless of whether the act was malicious or in bad faith. Traditionally grounded in the Latin maxim rex non “potest peccare”meaning the king can do no wrong, together with the practical reality that no superior court existed before which the sovereign could be sued, civilly or criminally, this doctrine has evolved into a recognized legal principle of modern international law. It not only reflects sovereign equality among states but is heavily rooted in state practice and judicial authority, thus adequately fulfilling the twofold metric of customary international law.

Sovereign immunity is enjoyed by the state itself and, by extension, its highest officials acting in an official capacity. Within the context of this article, the state is to be understood broadly: it encompasses not only heads of state but also executive officials, diplomatic agents and other representatives acting on behalf of the government in an official capacity. Hence, heads of state, members of the cabinet, and diplomatic agents are generally shielded from legal proceedings for acts performed as part of their official duties. Ultimately, this principle ensures that no state may be subjected to the jurisdiction of another without its consent, whether in domestic or international courts. Having introduced the concept of sovereign immunity, it is imperative to examine how the doctrine has been recognized and applied in practice, thereby demonstrating its practical force.Sovereign immunity is actively recognized and practiced across a plethora of jurisdictions and is reflected in judicial decisions. The subsequent paragraphs, with the use of landmark cases, illustrate how courts across multiple jurisdictions have affirmed the doctrine.

The doctrine of sovereign immunity is no stranger to the West. In the United States, the Supreme Court in the case of Schooner Exchange v. McFaddon[1], established that foreign sovereigns are immune from judicial process in U.S. courts. Chief Justice Marshall built the principle of sovereign immunity upon sovereign equality and international comity, holding that U.S. courts will not exercise jurisdiction over the public acts or public property of a foreign sovereign. Subsequently, in Price v. United States [2], the Supreme Court of the United States per Brewer J.,established that "It is an axiom of our jurisprudence. The government is not liable to suit unless it consents thereto, and its liability in suit cannot be extended beyond the plain language of the statute authorizing it". The combined effect of these two cases, among other things, is to reaffirm sovereign immunity as a principle that reflects respect for state sovereignty and equality, while also showing that immunity is not absolute and depends on the nature of the state act, a principle that will be explored and developed further in subsequent paragraphs.

Across the Atlantic, courts in the United Kingdom have equally affirmed the principle of sovereign immunity. In particular, the Court of Appeal in Trendtex Trading Corporation v. Central Bank of Nigeria[3] affirmed that immunity depends on the nature of the state act. While the court recognized that commercial or non-sovereign acts may be treated differently, a point explored later in this article, the case remains a central authority for the principle that state immunity is recognized and enforced in domestic law. Turning to Ghana, the focal point of this article, the Supreme Court in the case of Republic v. High Court (Commercial Division) Accra, Ex Parte Attorney- General (NML Capital Ltd & Republic of Argentina, interested parties)[4] otherwise referenced as The ARA Libertad case affirmed that foreign state assets, including military vessels, are protected by sovereign immunity. This decision illustrates that Ghanaian courts equally uphold state immunity where sovereign functions and public interests are involved, reflecting the practical application of the doctrine in domestic law.

Beyond domestic courts, this principle has likewise been affirmed in international tribunals. In its 2012 judgment in Jurisdictional Immunities of the State (Germany v. Italy: Greece intervening)[5] The International Court of Justice held that Italy violated international law by permitting civil claims against Germany for Nazi-era war crimes, reaffirming that customary international law protects states from foreign jurisdiction for acts performed in their sovereign capacity. These cases collectively demonstrate the pragmatic application of sovereign immunity under municipal and international law and provide a foundation for exploring its historical development in the next section.

The Historical Development of  Sovereign Immunity 

Sovereign Immunity is a doctrine popularly characterized as “an undisputed principle of customary international law”. Meaning that, by virtue of  the convergence of uniform and consistent state practice, together with opinion juris, the shared conviction that the  practice of sovereign immunity is required by law, it came to be regarded as a binding rule of international law, and this position particularly, the absolutism of sovereign immunity, prevailed up until the twentieth century. 

The doctrine of sovereign immunity traces its roots  to English law. In medieval England, the king was typically barred from being sued in his own courts. Now, this was not because he was above the law  per se, but because there was no higher authority capable of successfully compelling him to appear before a court as a defendant. Hence, the king was not above the law by principle; he simply was at the top of the legal hierarchy, so the law could not operate against him. Legal historians such as Pollock and Maitland explain that this early immunity was structural, not philosophical. It arose from the organisation of the feudal system. Clearly, the king’s  immunity was therefore a consequence of institutional design, not an explicit declaration of superiority over the law[6].

 During the twelfth and thirteenth centuries,  England developed a more centralised royal court system. As royal courts expanded, the king’s role as the source of justice became more pronounced. Around this same period, as George Pugh explains in his article, Historical Approach to the doctrine of Sovereign Immunity, citing Henry de Bracton, a prominent English jurist and legal scholar, Bracton observed that the king ought to be “under God and under the law.” Yet even Bracton acknowledged that there was no ordinary remedy against the king himself, except by petition, unless ‘gross violations’ of law were committed, in which case the people need not wait for the ultimate judgment of God, but might themselves have judgment upon him, and might take action in the ‘court of the king himself[7]. In other words,  the idea that the monarch was subject to law existed in theory, but enforcement against him remained practically impossible.

Over time, especially between the sixteenth and seventeenth centuries, this personal immunity gradually became institutionalised. During this period, England transitioned from a feudal monarchy to a centralized monarch, that is to say, a more unified state. With this evolution came along  a shift in the doctrine of Sovereign Immunity. The king’s personal immunity merged with the authority of the state itself. That is to say, the Crown, the institution itself, and not just the individual monarch, became legally immune. The doctrine became closely associated with theories of sovereignty and the divine right of kings. It is this very system that eventually popularized  the maxim, “rex non potest peccare” which means “the king can do no wrong.” In its earlier meaning, the phrase suggested that the king was not permitted to act unlawfully. Later interpretations, particularly in Blackstone’s Commentaries, gave it a broader meaning, suggesting that the king was legally incapable of wrongdoing in his official capacity[8]. In comparison with medieval England where immunity existed as a result of the lack of a higher superior power to compel the king, immunity during this period was somewhat institutionalized as a shield . A legal one at that, that barred the courts from exercising any form of jurisdiction over the Crown.

However and somewhat ironically, even at this stage, immunity was not entirely without limits. Procedures such as the Petition of Right allowed subjects, in certain circumstances, to bring claims against the Crown. Meaning that, the very doctrine that proclaimed the Crown beyond suit quietly accommodated exceptions. Paradoxically, the doctrine of sovereign immunity functioned as a strong shield, but not an impenetrable one.  It could be pierced, but only through a carefully crafted and exceedingly narrow opening.

The Emergence of Absolute Doctrine Of Sovereign Immunity

The doctrine of absolute sovereign immunity over time extended far  beyond domestic English law to shape international legal practice. By the nineteenth century, courts increasingly treated foreign sovereigns as absolutely immune from the jurisdiction of other states. Meaning that, sovereign immunity had become so widespread and uniformly practiced such that it was recognized  as a general rule of customary international law. 

The absolute doctrine provided  that a foreign sovereign could not be sued in the courts of another state under any circumstances, regardless of whether the act was public or commercial. This reflected the principle of sovereign equality. That is, no state could exercise judicial power over another state without its consent.

In the United States, this principle was articulated in the 1812 Supreme Court decision Schooner Exchange v. McFaddon where  Chief Justice John Marshall reasoned that sovereign states, being equal and independent, were not subject to the courts of other states without their consent[9]. For much of the nineteenth and early twentieth centuries, this absolute approach dominated international and domestic jurisprudence. This system was designed to be a replica of practices established in sixteenth- and seventeenth-century England. The difference being that, during this period the shield was simply impenetrable, a quintessential model of sovereign immunity as it existed in medieval England.

Over time, what was once an impenetrable shield of absolutism now came under extreme criticism, a major threat to its supremacy. This series of criticism and scrutiny was driven by a singular, dominant force: The rise of commerce .This was no ordinary rise, no mere fluctuation. Commerce between states and private actors had surged. The nature of  the surge of commerce carried  the full gravitas of a new industrial age. Private parties argued that complete immunity was unfair since it automatically ruled out their chances of accessing  courts when dealing with state enterprises. As state trading expanded in the twentieth century, the rigid application of absolute immunity was seen as outdated and impractical. Scholars, particularly, George W. Pugh, in his article “Historical Approach to the Doctrine of Sovereign Immunity”  described it as a “dead but lethal residuum” of an old doctrine, which often blocked legitimate claims[10].

The combined effect of practical pressure and evolving legal thought led to a reappraisal of absolute immunity. Courts and scholars began distinguishing between acts “jure imperii”, that is,  sovereign or public acts and acts “jure gestionis” , meaning commercial or private acts,  suggesting that immunity should apply only to the former. This shift marked the transition toward the restrictive doctrine of sovereign immunity, which remains the dominant approach in modern international law. 

The Restricted Doctrine of Sovereign Immunity 

The restrictive doctrine represents the most significant development in the law of sovereign immunity since the somewhat monolithic era of absolutism. Under this new model, a foreign sovereign retains immunity for acts that are genuinely sovereign or public, that is, “acta jure imperii”, but may be subject to criminal or civil suits for acts of a commercial, private, or non‑sovereign nature, that is to say, “acta jure gestionis”. This distinction, increasingly reflected in judicial practice by mid‑twentieth century, directly responded to the practical problems that arose from applying absolute immunity to commercial relations  as well as state-run economic activities. The problematic nature of absolute immunity gave rise to some far-reaching consequences; Private parties who entered into contracts with foreign states or state-owned enterprises were often left without any legal remedies if the state defaulted. Absolute immunity also gave state businesses an unfair competitive advantage over private companies and made enforcement of international trade contracts highly uncertain. Additionally, the rigid adherence to absolute immunity sometimes created diplomatic friction, since disputes over commercial obligations could escalate between states. These, inter alia, were some of the reasons that merited the shift to the restrictive doctrine of sovereign immunity, a shift evinced by its application across major jurisdictions.

In the United States, this is seen in the implementation of the Foreign Sovereign Immunities Act (1976)[11]. That is, is the primary U.S. law governing lawsuits against foreign nations, their agencies, and instrumentalities in federal and state courts. The United Kingdom following suit,  codified the restrictive  approach of sovereign immunity in its State Immunity Act[12], an act of the Parliament of the United Kingdom which was passed to implement the European Convention on State Immunity of 1972 into British law. Across the international stage, international instruments, such as the European Convention on State Immunity (1972) further reinforce the shift from absolutism to the restrictive doctrine of sovereign immunity. In status quo, the restrictive doctrine is firmly established worldwide, and Ghana has also adopted this framework, a development that will be examined in detail in the next section.

Application of The Restricted Doctrine of Sovereign Immunity To Ghanaian Law 

The position of Ghanaian law in respect of the restrictive doctrine of sovereign immunity is not as explicit. In juxtaposition to jurisdictions such as the United States and the United Kingdom, Ghana has not enacted an express legislation codifying the restrictive doctrine of sovereign immunity in relation to foreign states and heads of state. Simply put, there is no equivalent of a State Immunity Act or a  Foreign Sovereign Immunities Act within Ghanaian law. This  reveals a  substantial legal gap within the Ghanaian legal framework, generating uncertainty as to the precise scope, limits, and application of immunity in relation to foreign states and their officials. This uncertainty is not merely academic, but in fact, has real world consequences and therefore warrants urgent reform. 

However, the absence of an explicit statute likened to the State Immunities Act or the  Foreign Sovereign Immunities Act does not imply an automatic allegiance to the absolutism of sovereign immunity. It would be erroneous to conclude that Ghana maintains a continued allegiance to the absolutist conception of sovereign immunity. On the contrary, Ghana’s legal system contains specific indicators that point toward a definite conclusion: namely, that Ghana subscribes to the restrictive approach when questions of immunity arise for judicial determination. The claim that Ghana subscribes to the restrictive doctrine of sovereign immunity as opposed to the absolutist approach is not mere speculation . This claim is in fact premised on three main legal grounds [13]

First, Ghana’s statutory implementation of diplomatic immunity reflects an explicit departure from absolute immunity. Although the Diplomatic Immunities Act, 1962 (Act 148)[14] does not purport to regulate the immunity of foreign states, it governs the immunities of diplomatic agents who act on behalf of, and as representatives of, the sovereign. The immunities accorded to diplomats are therefore not autonomous; they are derivative of state sovereignty itself. In other words,   diplomatic agents act as representatives of the sovereign and hence, derive their immunities directly from the sovereignty of the sending state. As such, limitations imposed on their immunity necessarily reflect limitations on the scope of sovereign immunity itself. It is for this very reason that Act 148 assumes such a heightened level of significance. In the Diplomatic Immunities Act,, sovereign immunity is expressly made subject to defined exceptions , including actions relating to private immovable property, succession, and commercial or professional activities undertaken outside official functions. 

Among these exceptions, the commercial activity exception is of particular significance and forms the focal point of the analysis that will be explored in the next section.

The second premise supporting this position arises from Ghana’s engagement with customary international law. As demonstrated in the previous sections, the restrictive doctrine of sovereign immunity has been adopted across multiple jurisdictions through legislation, judicial practice, as well as international instruments. This widespread acceptance reflects the twofold criteria for the formation of customary international law: consistent and general state practice, coupled with “opinio juris”, that is, a shared conviction among states that such practice is legally required. Although the 1992 Constitution does not expressly incorporate customary international law into domestic law, Ghana’s common-law tradition has consistently recognized it as a relevant source of law, particularly in areas where domestic legislation is silent. In this context, the doctrine of restrictive sovereign immunity, which is now widely accepted in international practice, provides a persuasive framework for adjudication in matters pertaining to sovereign immunity. Consequently, where Ghanaian courts are called upon to determine questions of state immunity in the absence of clear statutory guidance, they are likely to be influenced by this prevailing restrictive approach as opposed to the now-obsolete doctrine of absolute immunity.

In addition, there exists a compelling practical imperative for Ghana to align with the restrictive doctrine of state immunity. Across Africa, several jurisdictions have increasingly limited state immunity in commercial and private matters by incorporating customary international law into domestic law. For instance, South Africa’s Constitution expressly recognizes customary international law as a source of law, specifically under section 232 of its constitution[15], while Malawi similarly acknowledges its applicability under article 211(3) of its constitution[16].  Additionally, courts in Botswana have applied the restrictive doctrine of sovereign immunity in landmark  cases including the case of Amadou Oury Bah v. Libyan [17]Embassy. To maintain consistency with this evolving regional and international practice, Ghana cannot afford to remain outside this tide of change as doing so risks entrenching outdated conceptions of immunity that no longer reflect modern commercial realities.

Based on the preceding paragraphs, it is clear that Ghana’s position on sovereign immunity is not articulated through a single, comprehensive statute governing the immunity of foreign states or their officials. Instead, it emerges from the amalgamation  of statutory provisions, treaty obligations, judicial reasoning, and the influence of customary international law within Ghana’s common-law framework. These elements, put together, strongly suggest that Ghana has aligned itself, at least in principle, with the restrictive doctrine of sovereign immunity, rather than the traditional absolute doctrine of Sovereign Immunity.

Nonetheless, the existence of these legal frameworks does not eliminate all uncertainty. Even within the instruments through which Ghana’s restrictive approach is expressed, interpretive difficulties persist. The Diplomatic Immunities Act, 1962 (Act 148)[18], though clearly departing from absolute immunity by recognizing specific exceptions, has generated contested interpretations in practice. Arguably, the most contentious of these is the commercial activity exception, which has raised questions about its scope and application under Ghanaian law. Doubling down on these uncertainties, it is this very exception  that ultimately forms the focus of the next section and the focal point of this article.

The Commercial Activity Exception Under Ghanaian Law

Ghana is a party to the Vienna Convention on Diplomatic Relations, 1961[19], which has been incorporated into domestic law through the Diplomatic Immunities Act, 1962 (Act 148)[20].  The Vienna Convention affirms the general immunity of diplomatic agents from the criminal, civil, and administrative jurisdiction of the receiving State, while carving out defined exceptions, reflecting the notion that diplomatic, and by extension sovereign immunity is not absolute. Article 31 of the Diplomatic Immunities Act provides that[21];

A diplomatic agent shall enjoy immunity from the criminal jurisdiction of the receiving State. He shall also enjoy immunity from its civil and administrative jurisdiction, except in the case of:

1. a real action relating to private immovable property situated in the territory of the receiving State, unless he holds it on behalf of the sending State for the purpose of the mission;
2. an action relating to succession in which the diplomatic agent is involved as executor, administrator, heir or legatee as a private person and not on behalf of the sending State;
3. an action relating to any professional or commercial activity exercised by the diplomatic agent in the receiving State outside his official functions.

The first two exceptions under Article 31 are relatively clear and less contentious in both scope and application. The exception relating to private immovable property applies where a diplomatic agent owns or deals with land or buildings in the receiving State in a personal capacity, rather than for the purposes of the mission. In such circumstances, the dispute is easily identifiable and is contingent on objective facts such as ownership, location, and purpose. Similarly, the succession exception covers situations where a diplomat is involved in inheritance proceedings as a private individual. Also, whether the diplomat acts as an executor, administrator, heir, or legatee is a matter  of factual determination. 

In juxtaposition, the third exception raises greater  concerns of ambiguity.  Of the exceptions set out under Article 31, the commercial activity exception is the most contentious. This is because, unlike actions relating to private immovable property or succession, which are relatively more straightforward and fact-specific, the commercial activity seemingly occupies a grey area where official diplomatic functions may overlap with private economic conduct. This complexity stems from the inherently flexible nature of commercial dealings.  Transactions may be isolated or recurrent, profit-driven or incidental, and may appear private while in reality , may still be linked, however loosely, to diplomatic presence. Owing to  the fluidity of commerce, from a pragmatic viewpoint, the wording of the commercial activity exception gives rise to multiple interpretations, particularly as to what conduct falls outside a diplomat’s official functions, the scope and limits of this exception, and, more fundamentally, what “commercial activity” should be understood to mean under Ghanaian law.

Two Ghanaian decisions are central to how these questions have been addressed domestically.  With respect to the interpretation of commercial activity, the court considered the matter in the case of Garcia v Torrenjoh[22]. In this case, the High Court adopted a broad reading of “commercial activity,” indicating that any private commercial or business transaction entered into by a diplomat in his private capacity may qualify as a commercial activity for the purposes of Article 31. The court further established in this very case that personal profit is not a required element for such an activity to qualify as a commercial activity. Instead, what matters is that the transaction is undertaken outside the diplomat’s official functions. At this stage, the meaning of commercial activity is relatively clear: it encompasses private or commercial dealings conducted by a diplomat beyond the scope of official duties.

 By contrast, questions regarding the scope of commercial activity remain contentious, particularly in light of the case of Torrenton v Diez[23]. In that case, the Court of Appeal held that a single, isolated purchase of personal effects, did not constitute a commercial activity.  The court treated habitual or repeated conduct as  decisive in determining whether a diplomat engaged in commercial activity. This metric of frequency, the idea that only recurring transactions qualify as commercial activity, raises significant legal concerns. It not only introduces a criterion  that is not explicitly found in Article 31, but also risks narrowing the exception in a way that could shield wrongful but isolated conduct from judicial scrutiny.

While this distinction between isolated and recurring transactions may appear unproblematic, established principles of legal interpretation heavily caution against constructions that produce absurd outcomes or defeat legislative purpose. Interpretation must hence remain anchored in the language of the text all while advancing the mischief the provision was intended to remedy, which within this context is to ensure  that diplomats do not use immunity to shield private, non-sovereign commercial conduct from judicial scrutiny.

Ghanaian courts have consistently recognised that textual details carry significant interpretive weight. In the case of  Amartefio v Amartefio, the court demonstrated that although interpretation is not mechanically literal, it cannot abandon the language of the text[24] The court declined to apply a strict literal construction where doing so would have produced an absurd or unjust result, yet it did not disregard the wording of the will altogether. Instead, it interpreted the provision in a manner consistent with both language and purpose. That is to say, it interpreted the provision in a manner that respected both the text and the purpose of the will. This approach aligns with the rationale of the golden rule of statutory interpretation, which allows courts to depart from literal meaning only to avoid absurdity or inconsistency[25]. 

However, in the context of Ghanaian law, particularly regarding statutory provisions like Article 31, a strict textual approach is often required to avoid practical absurdities. Article 31 of the Diplomatic Immunities  Act refers to “commercial activity” in the singular, with no indication that repetition is necessary. Treating only recurring transactions as falling within the exception to diplomatic immunity risks excluding conduct which the text clearly covers and undermines the restrictive doctrine’s goal of holding diplomats accountable for private, non-sovereign commercial conduct.

From a doctrinal perspective, the interpretive approach in Torrenton v Diez is inconsistent  with the restrictive doctrine of sovereign immunity. By insulating isolated commercial wrongdoing from judicial scrutiny, it allows diplomats to engage in one-off fraudulent transactions, breaches of contract, or other private commercial wrongs without civil liability. This effectively reintroduces the very risks the shift from absolute immunity sought to eliminate and opens a slippery slope right back toward the absolutist model where private actors have no remedy against the state-linked actors.

Moreover, from a policy standpoint, the consequences are profound. Injured parties may be left without any recourse when harmed by a single wrongful transaction, and commercial certainty, which is extremely essential to a commerce-driven legal order, is ultimately  weakened. One-off misconduct can escape accountability, creating a system in which diplomats or state officials could strategically exploit immunity for private gain, while ordinary citizens and merchants face full liability. The practical effect is a stark imbalance, one that undermines  both justice and the predictable functioning of the law.

Towards a Coherent and Sustainable Model for the Commercial Activity Exception under Ghanaian law.

Given the gaps and ambiguities in Ghana’s current approach to diplomatic immunity, particularly regarding commercial activities, there is a pressing need for a framework that is not only legally coherent but practically enforceable as well. Achieving  this requires targeted reforms to the current legal framework .

First, the  framework should explicitly recognize that any private commercial transaction undertaken by a diplomat falls within the commercial activity exception, regardless of whether it is a single, isolated or a  repeated transaction.The law should expressly state that frequency or recurrence of commercial activity is not a prerequisite for triggering the exception. One-off commercial misconduct should be subject to judicial scrutiny, preventing loopholes that could otherwise allow diplomats to act with impunity.This would ensure that diplomatic agents cannot evade liability simply because a transaction occurs only once.

Also, Ghanaian courts should adopt a purposive and context-sensitive interpretive approach as seen in the case of  Garcia v Torrenton. This approach would ensure that diplomatic immunity protects only official acts, while private commercial conduct remains fully actionable. By applying purposive interpretation, courts can give effect to the text of the law while ensuring that its underlying objectives, that is, the protection of legitimate state functions without shielding private misconduct, are rightfully upheld.

Finally, Ghana should adopt a holistic legal framework that governs both state and sovereign immunity. A legal framework that exclusively governs diplomatic immunity is woefully inadequate. Such a well rounded framework, once implemented, should clearly define the scope, exceptions, and application of immunity, providing courts, diplomats, and private actors with certainty as opposed to ambiguity. A comprehensive law of this kind would certainly consolidate Ghana’s adherence to international standards, support the proper functioning of commerce, and strengthen public confidence in the legal system.

Implementing this approach would certainly align Ghanaian law with the global objectives of the restrictive doctrine of sovereign immunity, balancing accountability with the protection of legitimate state functions. Clear guidance would empower courts to hold diplomats accountable for private, non-sovereign commercial transactions, protect private actors from potential harm, and reinforce commercial certainty. Ultimately, this model maintains fidelity to the language of Article 31 of the Vienna Convention while advancing its purpose, ensuring that the restrictive doctrine remains meaningful, enforceable, and most importantly, resistant to misuse.

Conclusion 

In summary, the evolution from absolutism to restrictive immunity represents a monumental shift in both international and domestic law. Maintaining this framework is essential to preserve the delicate balance between diplomatic protection and accountability. Strengthening Ghanaian law in line with this principle is incredibly imperative and will go a long way in ensuring that private actors engaging in commercial transactions with diplomats are protected, that commercial certainty is upheld, and above all,  that the hard-won narrative of restrictive sovereign immunity remains intact and functional in practice.

Bibliography

Cases

Amarteifio (Decd), In re; Amarteifio v Amarteifio [1982–83] GLR 1137

Amadou Oury Bah v Libyan Embassy [2006] 1 BLR 22 (IC)

Garcia v Torrejoh [1992] 1 GLR 143–153

Jurisdictional Immunities of the State (Germany v Italy: Greece intervening), Judgment, I.C.J. Reports 2012

Republic v High Court (Commercial Division) Accra, Ex Parte Attorney-General (NML Capital Ltd & Republic of Argentina, interested parties) [2013] DLSC 8475

Sam Comptroller of Customs and Excise [1971] GLR 289

Schooner Exchange v McFaddon, 11 U.S. (7 Cranch) 116 (1812)

Trendtex Trading Corporation v Central Bank of Nigeria [1977] Q.B. 529

Torrenton v Diez [1993] DLCA 5105

Price v United States, 174 U.S. 373 (1899)

Statutes & International Instruments

Diplomatic Immunities Act 1962 (Ghana)

Foreign Sovereign Immunities Act 1976 (28 U.S.C. §§ 1330, 1602–1611)

State Immunity Act 1978 (c. 33)

Vienna Convention on Diplomatic Relations 1961 

Constitution of the Republic of South Africa, 1996

Constitution of the Republic of Malawi, adopted on May 16, 1994

Books

Blackstone, William, Commentaries on the Laws of England, Book I, Chapter 7 (1765), pp. 245–246

Richard Frimpong Oppong, ‘Ghana’ in B Verschraegen (ed), International Encyclopaedia of Laws: Private International Law (Kluwer Law International 2010)

Pollock, Frederick, and Frederic William Maitland, The History of English Law before the Time of Edward I (2nd ed, Cambridge University Press 1898)

Articles

Pugh, George W, ‘Historical Approach to the Doctrine of Sovereign Immunity’ (1953) 13 Louisiana Law Review 476, 477–79

[1]  Schooner Exchange v. McFaddon, 11 U.S. (7 Cranch) 116 (1812).

[2] Price v. United States 174 U.S. 373 (1899)

[3]  Trendtex Trading Corporation v. Central Bank of Nigeria [1977] Q.B. 529 

[4]  Republic v. High Court (Commercial Division) Accra, Ex Parte Attorney- General (NML Capital Ltd & Republic of Argentina, interested parties) [2013] DLSC 8475

[5] Jurisdictional Immunities of the State (Germany v. Italy: Greece intervening), Judgement, I.C.J. Reports 2012

[6] Frederick Pollock and Frederic William Maitland, The History of English Law before the Time of Edward I (2nd ed, Cambridge University Press 1898)

[7] .George W Pugh, ‘Historical Approach to the Doctrine of Sovereign Immunity’ (1953) 13 Louisiana Law Review 476, 477–79

[8] William Blackstone, Commentaries on the Laws of England, Book I, Chapter 7 (1765), pp. 245–246

[9]  Schooner Exchange v. McFaddon, 11 U.S. (7 Cranch) 116 (1812)

[10] George W Pugh, ‘Historical Approach to the Doctrine of Sovereign Immunity’ (1953) 13 Louisiana Law Review 476

[11] Foreign Sovereign Immunities Act (FSIA) of 1976 (28 U.S.C. §§ 1330, 1602–1611) 

[12] State Immunity Act 1978 (c. 33).

[13] Richard Frimpong Oppong, ‘Ghana’ in B Verschraegen (ed), International Encyclopaedia of Laws: Private International Law (Kluwer Law International 2010)

[14]Diplomatic Immunities Act, 1962 (Ghana)

[15] The Constitution of the Republic of South Africa, 1996

[16] Constitution of the Republic of Malawi, adopted on May 16, 1994

[17] Amadou Oury Bah v Libyan Embassy [2006] 1 BLR 22 (IC)

[18]  Diplomatic Immunities Act, 1962 (Act 148)

[19] Vienna Convention on Diplomatic Relations, 1961

[20] Diplomatic Immunities Act, 1962 (Act 148)

[21] Ibid

[22] Garcia v. Torrejoh [1992] 1 GLR 143-153

[23]  Torrenton v Diez [1993]DLCA5105

[24] Amarteifio (Decd), In re; Amarteifiov Amarteifio [1982-83] GLR 1137

[25] Sam Comptroller of Customs and Excise [1971] | GLR 289