"I have made it clear that my strong preference is for a negotiated settlement with the U.S, avoiding harmful rounds of measures and countermeasures," Commission Executive Vice President Valdis Dombrovskis said in a statement.

"Our suggestion is that the U.S. withdraws the tariffs they imposed as a consequence of the Airbus ruling. The EU will then refrain from exercising our retaliation rights," he continued.

(Reporting by Marine Strauss and Philip Blenkinsop)