Update on the VAT proceedings related to fuel imports

Group 1 - Ecopetrol S.A. has been notified by the Colombian National Tax and Customs Authority (DIAN) regarding a resolution mandating the payment of COP 5.3 trillion in Value Added Tax (VAT) on gasoline imports, along with penalties and interest for late payment accrued between 2022 and 2024 [1][2] - The company disagrees with DIAN's interpretation of the laws and plans to pursue legal actions to resolve the regulatory differences [2][3] - Ecopetrol emphasizes its commitment to comply with customs and tax obligations while working collaboratively with the tax authority to address the dispute [3] Group 2 - Ecopetrol is the largest company in Colombia, responsible for over 60% of the country's hydrocarbon production, and has significant roles in transportation, logistics, and refining [3] - The company has expanded its operations through the acquisition of 51.4% of ISA's shares, engaging in energy transmission and other infrastructure projects [3] - Ecopetrol holds interests in strategic basins across the Americas, including drilling and exploration activities in the United States, Brazil, and Mexico, and has a strong presence in power transmission and telecommunications in several South American countries [3]