Energeetikasektorit Reguleerivate Asutuste Koostööamet on nn kolmanda energeetikapaketiga loodud ELi amet, mille eesmärk on aidata kaasa elektri ja maagaasi siseturu väljakujunemisele, tugevdada energ, body established in 2010 and formally launched in March 2011 to assist national electricity and gas regulatory authorities in exercising, at EU level, the regulatory tasks performed in the Member Stat