UPSC International relation

Enrica Lexie Case And Unclos

April 29, 2025
5 min read
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The Enrica Lexie case, an international dispute sparked by the 2012 killing of two Indian fishermen by Italian Marines, reached a critical point with a ruling from the Permanent Court of Arbitration (PCA). Italy initiated legal proceedings against India in 2015 at the International Tribunal for the Law of the Sea (ITLOS), which subsequently referred the case to the PCA. The ruling comes after years of strained relations between India and Italy, highlighting complex issues of jurisdiction, diplomatic immunity, and maritime law.

The case underscores the importance of the United Nations Convention on the Law of the Sea (UNCLOS), which provides the legal framework for resolving maritime disputes and defines the rights and responsibilities of nations regarding the world's oceans. The PCA, ITLOS, the International Seabed Authority (ISA), and the Commission on the Limits of the Continental Shelf (CLCS) all play crucial roles in interpreting and enforcing UNCLOS, while the convention itself delineates various maritime zones, including internal waters, territorial sea, contiguous zone, Exclusive Economic Zone (EEZ), and the high seas, each with distinct rights and responsibilities for coastal states.

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The Permanent Court of Arbitration (PCA) ruling in the Enrica Lexie case marks a significant, albeit not necessarily conclusive, chapter in a protracted international legal and diplomatic saga. The case, originating from the tragic shooting of two Indian fishermen off the coast of Kerala in 2012 by Italian Marines aboard the oil tanker Enrica Lexie, has raised complex questions of jurisdiction, immunity, and the application of international law, specifically the United Nations Convention on the Law of the Sea (UNCLOS). This incident has tested the diplomatic ties between India and Italy, and the PCA's decision has implications for maritime security, international jurisprudence, and the protection of fishermen in international waters.

The shooting incident itself is the undeniable starting point. On February 15, 2012, the Italian-flagged oil tanker Enrica Lexie was transiting the Indian Ocean, approximately 20.5 nautical miles off the coast of Kerala, India. The tanker had a security detachment of Italian Marines onboard, a common practice to deter piracy in the region. The Marines, Massimiliano Latorre and Salvatore Girone, allegedly mistook the two Indian fishermen, Ajesh Binki and Gelastine, for pirates and opened fire, resulting in their deaths.

Immediately following the incident, the Indian Coast Guard intercepted the Enrica Lexie and directed it to Kochi, where the two Marines were detained and subsequently arrested. This action by Indian authorities triggered a fierce diplomatic and legal battle, with Italy vehemently contesting India's jurisdiction to try the Marines. Italy argued that the incident occurred in international waters, beyond India's territorial sea, and that the Marines, as members of a state's armed forces on official duty, were entitled to immunity from prosecution in India.

India, on the other hand, asserted its jurisdiction based on the "effects doctrine," arguing that the shooting had a direct and harmful effect on Indian nationals and within its maritime zone, thus justifying its right to investigate and prosecute the case. The Indian government also emphasized the need to provide justice to the families of the deceased fishermen and to uphold its sovereign rights within its maritime boundaries. The initial investigation and legal proceedings in India were met with strong opposition from Italy, which maintained that the case should be heard in Italian courts or through international arbitration.

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The ensuing years were marked by a series of legal challenges and diplomatic maneuvers. Italy repeatedly sought the release of the Marines, arguing that their prolonged detention in India violated their human rights and that the investigation was unduly delayed. The case also became a politically charged issue in both countries, with public opinion in India demanding justice for the fishermen and in Italy, strong support for the Marines.

In 2015, with the legal stalemate continuing, Italy formally initiated legal proceedings against India at the International Tribunal for the Law of the Sea (ITLOS) in Hamburg, Germany. This move was a significant turning point in the case, shifting the focus from domestic legal proceedings to the realm of international law. Italy argued that India had violated UNCLOS by exercising jurisdiction over the incident and by detaining the Marines.

The International Tribunal for the Law of the Sea (ITLOS) is an independent judicial body established by UNCLOS to adjudicate disputes arising out of the interpretation and application of the Convention. It plays a crucial role in resolving maritime disputes between states, providing a forum for peaceful settlement based on international law. ITLOS has the power to issue binding rulings on matters related to the law of the sea, including issues of jurisdiction, navigation rights, and resource management.

In the Enrica Lexie case, ITLOS considered Italy's request for provisional measures, seeking to have India release the Marines pending a final decision on the jurisdictional issue. In August 2015, ITLOS issued an order directing both India and Italy to suspend all domestic legal proceedings and to refrain from taking any action that might prejudice the final outcome of the case. The Tribunal also called for the establishment of an independent investigation into the incident.

Crucially, ITLOS also ruled that the question of jurisdiction should be decided by an arbitral tribunal constituted under Annex VII of UNCLOS. This decision paved the way for the case to be referred to the Permanent Court of Arbitration (PCA) in The Hague, Netherlands. The PCA, established in 1899, is an intergovernmental organization that provides dispute resolution services to states, state entities, international organizations, and private parties. It offers a range of dispute resolution mechanisms, including arbitration, conciliation, and mediation.

The decision to refer the Enrica Lexie case to the PCA was significant because it acknowledged the complexity of the jurisdictional issues involved and the need for a neutral and impartial forum to adjudicate the dispute based on international law. The PCA's arbitral tribunal was tasked with determining which state, India or Italy, had jurisdiction to try the Marines for the shooting incident.

The arbitral proceedings before the PCA involved extensive legal arguments from both India and Italy, presenting their respective interpretations of UNCLOS and international law. India continued to argue for its jurisdiction based on the effects doctrine and the need to provide justice to the victims' families. Italy maintained its position that the incident occurred in international waters and that the Marines were entitled to immunity.

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The PCA's ruling, delivered in May 2020, was complex and nuanced. The tribunal found that the Marines were entitled to immunity from prosecution in India because they were acting in their capacity as state officials on official duty. However, the tribunal also ruled that India was entitled to compensation for the loss of life, damage to the fishing vessel, and the moral harm suffered by the victims' families.

The PCA's decision was based on its interpretation of UNCLOS and customary international law regarding the immunity of state officials and the rights and responsibilities of coastal states in maritime zones. The tribunal carefully considered the location of the incident, the nature of the Marines' duties, and the applicable legal principles.

The ruling also addressed the issue of jurisdiction, finding that while the Marines were entitled to immunity in India, Italy had a duty to investigate the incident and, if appropriate, prosecute the Marines in its own courts. This aspect of the ruling was significant because it affirmed the principle of accountability for state officials who commit crimes while on duty, even in international waters.

The PCA's decision was met with mixed reactions in India and Italy. While the Indian government expressed disappointment that the Marines were granted immunity, it also acknowledged the PCA's ruling and its obligation to comply with international law. The Italian government welcomed the ruling, emphasizing the vindication of its position regarding the Marines' immunity and its commitment to investigating the incident.

The Enrica Lexie case highlights the complexities of international law and the challenges of resolving maritime disputes involving jurisdictional conflicts and diplomatic immunity. The case also underscores the importance of UNCLOS as the primary legal framework for governing the world's oceans and for resolving disputes between states.

UNCLOS, adopted in 1982, is a comprehensive treaty that establishes a legal regime for all aspects of the oceans and their uses. It defines the rights and responsibilities of states with respect to their maritime zones, navigation, resource management, and the protection of the marine environment. UNCLOS also provides for the peaceful settlement of disputes through mechanisms such as ITLOS and arbitration.

The Convention divides the maritime space into several zones, each with different legal regimes:

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  1. Internal Waters: These are waters on the landward side of the baseline from which the territorial sea is measured. Coastal states have full sovereignty over internal waters, just as they do over their land territory.

  2. Territorial Sea: This extends up to 12 nautical miles from the baseline. Coastal states have sovereignty over the territorial sea, including the airspace above and the seabed below. However, foreign vessels have the right of innocent passage through the territorial sea.

  3. Contiguous Zone: This extends up to 24 nautical miles from the baseline. Coastal states can exercise control in the contiguous zone to prevent and punish infringements of their customs, fiscal, immigration, or sanitary laws and regulations within their territory or territorial sea.

  4. Exclusive Economic Zone (EEZ): This extends up to 200 nautical miles from the baseline. Within the EEZ, coastal states have sovereign rights for the purpose of exploring and exploiting, conserving and managing the natural resources, whether living or non-living, of the waters superjacent to the seabed and of the seabed and its subsoil, and with regard to other activities for the economic exploitation and exploration of the zone, such as the production of energy from the water, currents and winds. They also have jurisdiction with regard to the establishment and use of artificial islands, installations and structures; marine scientific research; and the protection and preservation of the marine environment.

  5. Continental Shelf: This comprises the seabed and subsoil of the submarine areas that extend beyond its territorial sea throughout the natural prolongation of its land territory to the outer edge of the continental margin, or to a distance of 200 nautical miles from the baselines from which the breadth of the territorial sea is measured where the outer edge of the continental margin does not extend up to that distance. Coastal states have sovereign rights over the continental shelf for the purpose of exploring it and exploiting its natural resources.

  6. High Seas: These are all parts of the sea that are not included in the EEZ, the territorial sea, or the internal waters of a state, or in the archipelagic waters of an archipelagic state. The high seas are open to all states, and no state may validly purport to subject any part of them to its sovereignty. Freedoms of the high seas include freedom of navigation, freedom of overflight, freedom to lay submarine cables and pipelines, freedom to construct artificial islands and other installations permitted under international law, freedom of fishing, and freedom of scientific research.

The Enrica Lexie case raised complex questions about the application of these maritime zones and the rights and responsibilities of coastal states and flag states within them. The location of the shooting incident, approximately 20.5 nautical miles off the coast of Kerala, placed it within India's contiguous zone and potentially within its EEZ, depending on the precise location of the baseline.

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India argued that the incident had a direct effect on its territory and its nationals, justifying its exercise of jurisdiction under the effects doctrine. This doctrine, recognized in international law, allows a state to assert jurisdiction over acts committed outside its territory that have a substantial and foreseeable effect within its territory.

However, Italy countered that the Marines were acting in their capacity as state officials on official duty to protect the Enrica Lexie from piracy, and that their actions were therefore attributable to the Italian state. Italy argued that the Marines were entitled to immunity from prosecution in India under the principle of sovereign immunity, which protects state officials from being sued or prosecuted in foreign courts for acts performed in their official capacity.

The PCA's ruling ultimately sided with Italy on the issue of immunity, finding that the Marines were indeed entitled to immunity from prosecution in India. However, the tribunal also emphasized that Italy had a duty to investigate the incident and, if appropriate, prosecute the Marines in its own courts.

The case also highlights the role of international organizations in resolving maritime disputes. ITLOS and the PCA both played crucial roles in the Enrica Lexie case, providing forums for the peaceful settlement of the dispute based on international law. These organizations offer mechanisms for states to resolve their differences through legal means, rather than resorting to unilateral action or the use of force.

In addition to ITLOS and the PCA, other international organizations also play important roles in the governance of the oceans. The International Seabed Authority (ISA), for example, regulates mineral-related activities in the international seabed area, which lies beyond the limits of national jurisdiction. The ISA is responsible for managing the exploration and exploitation of seabed resources in a sustainable and equitable manner, ensuring that the benefits are shared by all states.

The Commission on the Limits of the Continental Shelf (CLCS) is another important international body established under UNCLOS. The CLCS is responsible for evaluating claims by coastal states for the extension of their continental shelf beyond 200 nautical miles. The Commission provides recommendations on the outer limits of the continental shelf, which are then used by coastal states to establish their maritime boundaries.

The Enrica Lexie case also has broader implications for maritime security and the protection of fishermen in international waters. The incident raised concerns about the use of armed guards on commercial vessels and the potential for such guards to use excessive force against perceived threats.

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The case also highlighted the vulnerability of fishermen operating in international waters, who are often exposed to risks such as piracy, armed robbery, and accidental encounters with other vessels. The international community has a responsibility to protect fishermen and to ensure their safety and security at sea.

The International Maritime Organization (IMO) has adopted a number of measures to enhance maritime security and to protect seafarers, including fishermen. These measures include the International Ship and Port Facility Security (ISPS) Code, which sets out a framework for security measures to be implemented on ships and in port facilities.

The Enrica Lexie case also has implications for the relationship between India and Italy. The case strained diplomatic ties between the two countries for several years, and it raised questions about the level of trust and cooperation between them.

However, despite the challenges posed by the case, India and Italy have maintained a dialogue and have sought to resolve their differences through peaceful means. The PCA's ruling provided a framework for resolving the dispute, and both countries have expressed their commitment to implementing the ruling in good faith.

The case also highlights the importance of international cooperation in addressing maritime security challenges. Piracy, armed robbery, and other maritime crimes are transnational problems that require a coordinated response from states, international organizations, and the shipping industry.

India and Italy have a long history of cooperation in maritime affairs, and they share a common interest in promoting maritime security and the rule of law at sea. The Enrica Lexie case has presented a challenge to their relationship, but it has also provided an opportunity for them to strengthen their cooperation and to work together to address maritime security challenges in the Indian Ocean and beyond.

Looking ahead, the implementation of the PCA's ruling in the Enrica Lexie case will be crucial. Both India and Italy have a responsibility to comply with the ruling and to take the necessary steps to implement its provisions.

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India will need to ensure that its domestic legal system is consistent with the PCA's ruling and that it provides appropriate compensation to the victims' families. Italy will need to conduct a thorough investigation of the incident and, if appropriate, prosecute the Marines in its own courts.

The case may also lead to further clarification of international law regarding maritime jurisdiction and the use of force at sea. The PCA's ruling has provided valuable guidance on these issues, but further legal developments may be necessary to address the complexities of maritime security in the 21st century.

The relationship between India and Italy will likely be affected by the outcome of the case and its aftermath. However, both countries have a strong interest in maintaining a positive and productive relationship, and they are committed to working together to overcome the challenges posed by the case.

The Enrica Lexie case serves as a reminder of the importance of international law and the need for states to resolve their disputes through peaceful means. The case also highlights the complexities of maritime security and the challenges of balancing the rights and responsibilities of coastal states and flag states in international waters.

The incident has had a lasting impact on the families of the deceased fishermen, who have suffered a great loss. The case has also raised awareness about the plight of fishermen operating in international waters and the need to protect them from the risks they face.

The Enrica Lexie case is a complex and multifaceted issue that has had significant legal, political, and diplomatic implications. The case has tested the relationship between India and Italy, and it has raised important questions about maritime security, international law, and the protection of fishermen. The PCA's ruling has provided a framework for resolving the dispute, but its implementation will require continued cooperation and commitment from both countries. The long-term consequences of the case will depend on how India and Italy manage their relationship in the years to come and how the international community addresses the broader challenges of maritime security and the rule of law at sea.

The case of the MV Saiga, adjudicated by ITLOS, offers a relevant historical precedent. The Saiga case concerned the arrest and detention of a vessel in the exclusive economic zone (EEZ) of Guinea. ITLOS ruled on the legality of Guinea's actions, clarifying the rights and obligations of states in enforcing maritime law within the EEZ. This case, while different in its specific facts from the Enrica Lexie case, illustrates ITLOS's jurisdiction and competence in resolving disputes related to maritime law enforcement and the interpretation of UNCLOS provisions concerning the EEZ. It emphasizes the importance of respecting the rights of flag states even when enforcing national laws within a state's maritime zones.

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From India's perspective, the Enrica Lexie case presented a challenge to its sovereign rights and its ability to provide justice to its citizens. The Indian government sought to uphold its jurisdiction over the case, arguing that the shooting had a direct and harmful effect on Indian nationals within its maritime zone. India's underlying interests were to ensure justice for the victims' families, to maintain maritime security, and to protect its sovereign rights. The actions taken by India included initiating legal proceedings against the Italian Marines and pursuing the case through domestic courts and international tribunals. India's official position was that the Marines should be tried in India for the killings.

Conversely, Italy's official position was that the Marines were entitled to immunity from prosecution in India because they were acting in their capacity as state officials on official duty. Italy's underlying interests were to protect its military personnel and to assert its interpretation of international law regarding sovereign immunity. The actions taken by Italy included filing a case against India at ITLOS and the PCA, and seeking the release of the Marines. Italy argued that the incident occurred in international waters and that the Marines' actions were justified in the context of anti-piracy operations.

The political implications of the Enrica Lexie case extend beyond the bilateral relationship between India and Italy. The case has influenced perceptions of India's ability to protect its citizens and enforce its laws, both domestically and internationally. The handling of the case has also affected India's diplomatic standing and its relations with other countries, particularly those with maritime interests. A perceived failure to secure justice for the fishermen could have damaged India's credibility as a responsible actor in the international arena.

The legal implications of the PCA's ruling are significant, as it sets a precedent for the application of UNCLOS and international law in similar cases involving maritime incidents and jurisdictional disputes. The ruling clarifies the scope of sovereign immunity for state officials acting in their official capacity, and it provides guidance on the rights and responsibilities of coastal states and flag states in maritime zones. The ruling may also influence the development of international law regarding the use of force at sea and the protection of fishermen in international waters.

From a security perspective, the incident raises concerns about maritime security and the protection of fishermen in disputed waters. The use of armed guards on commercial vessels is a common practice in areas prone to piracy, but it also carries the risk of accidental or intentional harm to innocent civilians. The Enrica Lexie case highlights the need for clear rules of engagement for armed guards and for effective mechanisms to prevent and respond to incidents involving the use of force at sea. The incident underscores the importance of international cooperation in combating piracy and protecting maritime traffic.

The implementation of the PCA ruling will be a critical test for both India and Italy. The ruling requires Italy to investigate the incident and, if appropriate, prosecute the Marines in its own courts. This process will need to be transparent and credible to satisfy the concerns of the victims' families and the international community. The ruling also requires India to provide appropriate compensation to the victims' families, which will need to be determined through a fair and equitable process.

The Enrica Lexie case has occurred against the backdrop of several related ongoing issues in international maritime law and security. Maritime security in the Indian Ocean is a major concern for India, given its strategic location and its dependence on maritime trade. Jurisdictional disputes in international waters are also common, particularly in areas with overlapping claims or complex maritime boundaries. The protection of fishermen and marine resources is another important issue, as fishermen are often vulnerable to piracy, armed robbery, and illegal fishing.

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Historically, there have been past incidents of foreign vessels infringing on India's maritime zones, leading to diplomatic protests and legal challenges. There have also been previous cases involving the application of UNCLOS in disputes over maritime boundaries and resource management. These historical connections provide context for understanding the Enrica Lexie case and its broader implications for India's maritime interests.

The future outlook for the Enrica Lexie case is uncertain, but the implementation of the PCA ruling will be a key factor in shaping the relationship between India and Italy. The case may also lead to further clarification of international law regarding maritime jurisdiction and the use of force at sea. The long-term consequences of the case will depend on how India and Italy manage their relationship in the years to come and how the international community addresses the broader challenges of maritime security and the rule of law at sea. The resolution of this case will undoubtedly influence future interactions and legal interpretations in similar maritime incidents worldwide.

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