
A nation’s sovereignty extends beyond its land and maritime territories to include the airspace above them. Airspace plays a strategic role in national defense, security, and economic stability. Therefore, maintaining air sovereignty is a crucial aspect of ensuring a country’s integrity and sustainability.
The Significance of Air Sovereignty in National Security and Defense. Airspace serves as the front line of defense against external threats. Full control over national airspace enables a country to detect and respond to potential threats, such as unauthorized foreign aircraft entering its airspace. A notable example is the 2003 Bawean Island incident, where the Indonesian Air Force (TNI AU) intercepted five U.S. F/A-18 Hornet fighter jets that had entered Indonesian airspace without authorization. This decisive action highlights the importance of airspace control in safeguarding national security and sovereignty.
Aviation Safety. Effective airspace management is essential to ensuring the safety of both civilian and military aviation. Without proper control, the risk of air accidents and incidents increases, potentially resulting in casualties and material losses. Moreover, unauthorized foreign aircraft intrusions can disrupt commercial flight routes, posing significant risks to civilian aviation.

Economic Sovereignty. Airspace also holds significant economic value, particularly concerning the aviation industry and overflight rights. A country that manages its airspace effectively can maximize revenue from overflight rights and air navigation services. Conversely, if airspace management is delegated to foreign entities, potential revenue streams may be lost or diminished, adversely affecting the national economy.
The Risks of Delegating Airspace Management to Foreign Entities is a Threat to Sovereignty. Handing over airspace management to foreign entities can be seen as a breach of national sovereignty. Such a move weakens a country’s ability to maintain territorial integrity and creates dependency on other nations for vital aspects of defense and security.
Security Vulnerabilities. Foreign entities managing national airspace gain access to sensitive information regarding military and civilian aircraft movements. This data could be exploited for purposes that conflict with national security interests, including espionage or military intervention. Additionally, a country’s ability to respond swiftly and effectively to air threats may be compromised if airspace management is under foreign control.

Economic Implications. Delegating airspace management to foreign entities can result in lost revenue from air navigation services and overflight rights. Furthermore, foreign control over airspace could impact the domestic aviation industry, reducing the competitiveness of national airlines and negatively affecting the overall economy.
The Importance of Independent Airspace Management. To uphold national sovereignty and security, airspace management must remain under the direct control of the state. Several measures can be taken to achieve this:
Strengthening Air Defense Infrastructure. Investment in advanced radar technology, expansion of fighter aircraft fleets, and enhancement of TNI AU personnel capabilities are essential for ensuring continuous surveillance and a rapid response to airspace violations. These measures will improve early detection and interception capabilities against potential aerial threats.
Developing Comprehensive Regulations. The government must establish clear and robust legislation governing airspace management and oversight. A well-defined legal framework will provide a strong foundation for maintaining air sovereignty.

Granting the Indonesian Air Force (TNI AU) Investigative Authority over Airspace Violations. Currently, TNI AU is primarily responsible for protecting Indonesian airspace but lacks investigative authority over airspace violations. Granting this authority is essential for:
Enhancing Law Enforcement Effectiveness. With investigative powers, TNI AU can directly investigate, collect evidence, and legally process airspace violations without relying on other institutions. This will accelerate enforcement actions against unauthorized foreign aircraft entering Indonesian airspace.
Strengthening Air Defense Systems. If TNI AU has investigative authority, it can develop more effective defense strategies by analyzing recurring patterns of airspace violations. This will contribute to the overall reinforcement of air defense systems.
Reducing Airspace Violations. Stronger enforcement and the threat of stricter sanctions will deter foreign entities from violating Indonesian airspace. This will serve as a deterrent and significantly reduce unauthorized incursions.
So, Air sovereignty is a fundamental aspect of maintaining national integrity and security. Airspace management must not be handed over to foreign entities, as doing so poses significant risks to defense, security, and the national economy. To safeguard air sovereignty, Indonesia must strengthen its air defense systems through technological advancements, comprehensive regulations, and expanded TNI AU authority to investigate airspace violations. By taking these measures, Indonesia can ensure full sovereignty over its airspace and maintain control over its own skies.
Final Note. It is essential to remember that the legal basis for national air sovereignty in international law is base on the 1944 Chicago Convention. This convention explicitly states, loud and clear, that a country’s sovereignty over its airspace is complete and exclusive!
Jakarta, March 15, 2025.
Chappy Hakim – Indonesia Center for Air Power Studies