According to the lawsuit, which has been  filed in Colarado’s federal district court, the alleged false reporting  was made between October 2009 and October 2010.

Speaking about the lawsuit, Vestas said it concerned "the change in  accounting policy, ref. company announcement No. 44/2010 of 22 November  2010. The company has reviewed the complaint with its legal and other  advisors and believes that the complaint is without merit."