The global shipping industry is grappling with a growing scandal involving vessels sailing under false flags, claiming registration in countries where they are not legally recognized.

The International Maritime Organization (IMO), the United Nations agency responsible for regulating international shipping, has identified 529 vessels currently flying fake flags, an increase from the previous review. Even more alarming, 356 of these ships are not monitored by any recognized classification society, leaving their safety standards and seaworthiness in question.

In a note prepared ahead of the IMO Legal Committee (LEG113) meeting, the IMO secretariat said the number of ships flying false flags has increased since LEG 112. It added that 356 of the vessels are not registered with any classification society, meaning their safety standards are unknown.

The list verified with data from S&P Global and published on the International Maritime Organization’s Global Integrated Shipping Information System, known as the GISIS platform, shows the ships by the flags they claim to fly and vessel type. It reveals that the fraud affects oil tankers, bulk carriers, container ships and smaller vessels.

The matter is set to feature prominently at the IMO’s next legal committee meeting, amid rising concern that weaknesses in global ship registration systems are being systematically exploited.

African countries are among those most affected. Fraudulent operators have increasingly misused the names of African states to create illegal ship registrations, exposing those countries to legal liabilities, sanctions risks and reputational damage despite having no involvement in the wrongdoing.

Landlocked Malawi uncovered a fraudulent Malawi Ship Registry, reported the scam to INTERPOL, and successfully reduced the number of falsely flagged ships under its name from 27 in September 2025 to eight by the time of this report. Benin also detected a fake maritime website linked to its name and initially reported 33 vessels using its flag illegally; that figure has since been reduced to 13 after verification.

Other reports uncovered sudden Automatic Identification System (AIS) signals showing Botswana registration, even though the country does not operate a ship registry, accounting for 17 vessels with false Botswana flags.

Similarly, 17 ships were found using fraudulent crew boat certificates linked to Mali, and 39 vessels flew a Guinea flag under the discredited claim that the Alfa Register of Shipping was authorized by the Guinean government—a claim Guinea officially denied.

The pattern suggests that smaller and developing African states are being deliberately targeted by criminal networks that perceive their systems as easier to manipulate or slower to detect irregularities.

Several factors have contributed to the escalation. In some cases, governments outsource ship registry operations to private firms, weakening direct state oversight and creating opportunities for forged certificates and fake websites.

The rise of sanctions-related shipping issues has also fueled the problem, as vessels seeking to evade international restrictions frequently change identities or adopt false flags, a practice common among ageing oil tankers operating in so-called “shadow fleets.”

Commercial pressures within the global shipping industry further complicate the issue. Some flag states rely heavily on registration fees for revenue and may lack stringent monitoring mechanisms, creating loopholes that can be exploited.

At the same time, increasingly sophisticated digital fraud has enabled criminals to design convincing counterfeit government websites, making detection harder, particularly for states with limited technical capacity.

Limited enforcement resources compound the challenge. Many African maritime administrations operate with constrained budgets and staffing, reducing their ability to monitor registry misuse effectively.

The IMO is now considering tighter verification procedures and stronger safeguards to prevent unlawful registrations, to improve transparency and safety at sea. For African nations, however, the stakes extend beyond administrative control. False flag operations can undermine international credibility, heighten exposure to sanctions, and create security risks in regions already confronting piracy and illicit trade.