Chief executive officers of Eni and ADNOC met to discuss the progress of the Italian firm's activities in Abu Dhabi and future projects of common interest.
The move is the latest example of energy suppliers exercising cancellation clauses in long-term contracts to free up shipments to sell into the more lucrative spot market.
The EPA has denied a permit for an offshore oil terminal proposed on the Gulf Coast, ruling that the Bluewater Texas terminal would need to reduce its air pollution by about 95 pct.