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The Marine Enforcement Unit of the Collectorate of Customs (Enforcement), Karachi, has intercepted three vessels carrying 132,564 litres of Iranian-origin High-Speed Diesel (HSD) in what officials describe as the largest single marine seizure of petroleum products in Pakistan’s recent history.
The operation unfolded during the night between October 9 and 10, 2025, following a credible intelligence tip about smuggled petroleum products moving along the coastal belt. Acting on the report, a Marine Enforcement Team comprising Preventive Officers Ayaz Ali and Saleem Yusuf pursued and intercepted three wooden launches operating near Somiani and Phor/Sapat waters. The vessels were safely escorted to Karachi port without any harm to human life, showcasing the officers’ coordination and maritime skill.
According to official estimates, the confiscated diesel is valued at Rs. 33.14 million, while the seized vessels are worth an additional Rs. 45 million, bringing the total seizure value to Rs. 78.14 million. Customs officials confirmed that this marks the largest single-operation recovery of petroleum, oil, and lubricant (POL) products ever achieved by the Marine Enforcement Unit.
This success builds on a series of earlier maritime operations. In September 2025, the same Marine Unit conducted targeted operations near Ormara and Sonmiani Bay, recovering 18,271 litres and 29,272 litres of smuggled Iranian diesel, respectively. The latest seizure not only reinforces the unit’s operational consistency but also reflects a significant improvement in intelligence-sharing and maritime surveillance along Pakistan’s coastline.
Smuggling of Iranian-origin petroleum products has long been a challenge for enforcement agencies, particularly across Balochistan and Sindh’s coastal regions. Experts note that the porous maritime routes and limited patrolling resources often enable smugglers to transport large quantities of untaxed fuel into Pakistan, undermining domestic refineries and causing heavy losses to the national exchequer. The Customs department’s intensified crackdown, therefore, is viewed as a critical component of the government’s wider strategy to curb non-documented trade and protect legitimate economic activity.
Officials highlighted that the Marine Enforcement Unit operates under significant resource constraints, including a shortage of patrol vessels and advanced detection equipment. Despite these limitations, the unit has recorded successive successes in 2025, signaling a strengthening of operational capacity and morale.
A senior Customs official, while commending the officers involved, said the unit’s “dedication and professionalism have set a new benchmark for maritime enforcement.” The Collectorate of Customs (Enforcement), Karachi, also reaffirmed its commitment to expand maritime surveillance and enhance inter-agency coordination to counter organized smuggling networks.
Historically, smuggling of Iranian diesel into Pakistan has fluctuated with changes in domestic fuel prices and border controls. Similar large-scale seizures were reported in 2019 and 2021, but the October 2025 operation surpasses them both in scale and value. Analysts suggest that the recent uptick in maritime enforcement activities could deter future attempts, especially with increased patrolling and real-time intelligence monitoring from coastal stations.
The Customs department’s marine wing plays a crucial role in Pakistan’s broader fight against illegal trade, working in tandem with the Coast Guard, Maritime Security Agency, and Pakistan Navy. Collaborative efforts among these entities have led to improved surveillance of high-risk sea corridors used for smuggling petroleum, narcotics, and contraband goods.
With the latest operation, Karachi Customs has reinforced its position as a leading force in maritime enforcement. The record seizure of 132,564 litres of smuggled Iranian HSD underscores both the persistence of the illegal fuel trade and the growing capability of enforcement agencies to respond decisively. The Collectorate emphasized that such operations will continue as part of Pakistan Customs’ national mandate to safeguard revenue and uphold the country’s economic security.
In the closing statement, the Collectorate of Customs (Enforcement), Karachi, commended the Marine Enforcement Unit’s exemplary performance and reiterated its determination to sustain aggressive anti-smuggling measures across Pakistan’s coastal routes, ensuring that illegal petroleum trade does not undermine the country’s financial stability or legitimate energy sector.
