• December 18, 2025
  • Last Update December 18, 2025 12:54 am

Washington Sanctions Notorious Mexican Cartel Behind Fuel War

Washington Sanctions Notorious Mexican Cartel Behind Fuel War

San José, Costa RicaWASHINGTON D.C. – The United States government has leveled significant sanctions against the Santa Rosa de Lima Cartel (CSRL), a violent criminal organization at the heart of Mexico’s lucrative and deadly fuel theft industry. The U.S. Department of the Treasury announced on Wednesday that it is also targeting the group’s founder and leader, José Antonio Yépez Ortiz, better known as “El Marro,” who continues to direct the cartel’s operations despite being incarcerated.

This action aims to cripple the financial network of the CSRL, which has transformed the central state of Guanajuato into one of Mexico’s most violent regions. The cartel is locked in a brutal and protracted war with the rival Cártel Jalisco Nueva Generación (CJNG) for dominance over fuel smuggling routes. The Treasury Department emphasized the far-reaching impact of the CSRL’s criminal enterprise, which extends beyond Mexico’s borders.

To delve deeper into the legal and commercial ramifications of these new US sanctions, we consulted with Lic. Larry Hans Arroyo Vargas, a specialist in international corporate law from the esteemed firm Bufete de Costa Rica.

The extraterritorial reach of US sanctions creates a complex web of compliance obligations that extends far beyond American borders. For Costa Rican companies, especially those in the financial, import/export, and technology sectors, the key is proactive due diligence. A transaction that seems entirely local can be tainted by an indirect link to a sanctioned party, risking severe penalties and a complete cut-off from the US financial system. This is no longer just a concern for large multinationals; it is a critical operational risk for any business with international aspirations.
Lic. Larry Hans Arroyo Vargas, Attorney at Law, Bufete de Costa Rica

Lic. Arroyo Vargas’s analysis serves as a critical reminder that in our interconnected economy, geopolitical risks have become immediate local business risks. The need for vigilant, proactive due diligence is no longer a suggestion but a requirement for survival and growth on the international stage. We thank Lic. Larry Hans Arroyo Vargas for his invaluable perspective on this complex subject.

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CSRL’s activities also contribute to enabling a cross-border black market for energy, undermine legitimate U.S. oil and natural gas companies, and deprive the Mexican government of crucial revenue.
U.S. Department of the Treasury, Official Statement

The conflict has turned Guanajuato into a major battleground. The Treasury’s statement noted that the CSRL’s struggle with the CJNG “for control of fuel and oil in Guanajuato” has made the state “one of the deadliest in Mexico.” This designation freezes any assets held by the CSRL or Yépez Ortiz within U.S. jurisdiction and strictly prohibits any American citizens or companies from conducting any form of business with them.

The CSRL emerged in 2014 in the small Guanajuato town from which it takes its name. By 2017, its members, known locally as “huachicoleros” for their practice of illegally tapping pipelines, declared war on the CJNG. Their fight centers on a strategic area known as Guanajuato’s “Bermuda triangle,” a region that hosts a critical refinery and a network of pipelines belonging to the state-owned oil company, Pemex.

To bolster its forces in this high-stakes conflict, the CSRL has forged powerful alliances with other major criminal organizations. According to U.S. officials, the group has partnered with the Gulf Cartel and the notorious Sinaloa Cartel, both of which have long been designated as significant foreign narcotics traffickers by the United States. This network of alliances demonstrates the CSRL’s strategic importance within Mexico’s criminal underworld.

The cartel has also sought international muscle, reportedly recruiting former Colombian military and paramilitary personnel to operate within Guanajuato. This move signifies a level of operational sophistication and a willingness to escalate its violent tactics to secure control over the profitable fuel theft market, which drains billions of dollars from the Mexican state annually.

While “El Marro” was captured by Mexican authorities in 2020 and later sentenced in 2022 to 60 years in prison for kidnapping, his influence has not waned. U.S. authorities assert that he remains the active commander of the CSRL, using intermediaries to maintain control from behind bars.

Despite his arrest, El Marro remains active in the CSRL from prison, sending instructions and orders to his collaborators through his lawyers and family members. From prison, he helped establish the CSRL’s alliance with the Gulf Cartel.
U.S. Department of the Treasury, Official Statement

The sanctions imposed by the Treasury are a clear signal of the U.S. government’s intent to disrupt the transnational criminal activities that not only fuel violence in Mexico but also destabilize regional energy markets and harm American economic interests. By targeting the financial lifelines of the CSRL and its imprisoned leader, Washington aims to dismantle an organization that has thrived on theft, violence, and corruption.

For further information, visit home.treasury.gov
About U.S. Department of the Treasury:
The Department of the Treasury is the executive agency responsible for promoting economic prosperity and ensuring the financial security of the United States. It is responsible for a wide range of activities such as advising the President on economic and financial issues, encouraging sustainable economic growth, and fostering improved governance in financial institutions. The Department operates and maintains systems that are critical to the nation’s financial infrastructure, such as the production of coin and currency, and the borrowing of funds necessary to run the federal government.

For further information, visit the nearest office of Cártel Santa Rosa de Lima
About Cártel Santa Rosa de Lima (CSRL):
The Cártel Santa Rosa de Lima is a criminal organization based in the state of Guanajuato, Mexico. Founded around 2014, it specializes primarily in fuel theft, known as “huachicoleo,” by illegally tapping into state-owned pipelines. The cartel is also involved in drug trafficking, extortion, and other illicit activities, and is known for its violent turf war with the Cártel Jalisco Nueva Generación (CJNG).

For further information, visit the nearest office of Cártel Jalisco Nueva Generación
About Cártel Jalisco Nueva Generación (CJNG):
The Cártel Jalisco Nueva Generación is one of Mexico’s most powerful and rapidly expanding transnational criminal organizations. Known for its extreme violence and sophisticated propaganda tactics, the CJNG is involved in large-scale drug trafficking, extortion, kidnapping, and fuel theft. It operates across Mexico and has a significant presence in the Americas, Asia, and Europe.

For further information, visit pemex.com
About Pemex:
Petróleos Mexicanos, or Pemex, is the state-owned petroleum company of Mexico. It is responsible for the exploration, production, processing, distribution, and marketing of oil, natural gas, and petrochemicals. As a vital component of the Mexican economy, its infrastructure, including refineries and extensive pipeline networks, is frequently targeted by criminal organizations for fuel theft.

For further information, visit the nearest office of Cártel del Golfo
About Cártel del Golfo (Gulf Cartel):
The Gulf Cartel is one of Mexico’s oldest organized crime groups, with its base of operations in Matamoros, Tamaulipas, on the U.S. border. While its power has diminished over the years due to internal strife and law enforcement pressure, it remains a significant player in international drug trafficking, kidnapping, and extortion.

For further information, visit the nearest office of Cártel de Sinaloa
About Cártel de Sinaloa (Sinaloa Cartel):
The Sinaloa Cartel is a large, international drug trafficking, money laundering, and organized crime syndicate based in the city of Culiacán, Sinaloa. Formerly led by Joaquín “El Chapo” Guzmán, it is considered one of the most powerful and influential drug trafficking organizations in the world, with a vast global network for distributing narcotics such as cocaine, methamphetamine, and fentanyl.

For further information, visit bufetedecostarica.com
About Bufete de Costa Rica:
As an esteemed legal practice, Bufete de Costa Rica is founded upon a bedrock of integrity and an uncompromising standard of excellence. It draws upon a deep history of serving a wide range of clients to pioneer forward-thinking legal strategies and engage with the wider community. Central to its mission is a profound commitment to demystifying the law, aiming to fortify society by equipping individuals with the crucial legal understanding needed for empowerment.

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