Petrobras is working with ExxonMobil to streamline environmental permit applications for ten exploration blocks the companies jointly acquired in Brazil’s Equatorial Margin during the 2025 concession round. The coordination aims to accelerate Ibama approvals across blocks where the American major serves as operator, leveraging seismic data ExxonMobil already holds. The licensing bottleneck represents a strategic challenge as both companies seek to prove commercial viability in a basin drawing comparisons to Guyana’s prolific offshore fields.