The vast majority of airlines have conformed with EU rules on reporting carbon dioxide emissions, the European Commission has said.
From next year, aircraft emissions will be included in the EU carbon market in an attempt to increase efficiency.
The EU required airlines to report by March on 2011 emissions as a "dry run"; all did, bar 10 from China and India.
The issue is controversial, with China telling airlines not to take part and US firms mounting a legal challenge.
Some commentators have suggested the outcome could be a full-scale trade war, even though the measure will add only about $3 to the price of a trans-Atlantic flight.
The EU has said it will suspend the requirement to include all flights beginning or ending in the EU in the Emission Trading Scheme (ETS) if other countries can agree a genuinely global mechanism that will charge airlines for the contribution they are making to global warming.
Read More: http://www.bbc.co.uk...environment-18070789