EU SAF Regulations Face Delay from Major Airlines Major European airlines seek weaker EU rules on SAF due to high costs and scarcity. A4E, including IAG, Air France-KLM, Lufthansa, Ryanair, and EasyJet, wants to delay EU eSAF rules. EU plans rules on eSAF share, which airlines want to delay. Policy | Sustainability | Aviation Europe 3 weeks ago