Hedef dil: İngilizce
From January 1st, 2007 on, the Company started using the implementation criterion for the acknowledgement of income. So far, the criterion used for that acknowledgment of income was the lowest figure between the implementation and the production of each project (being the invoice delivered considered as production). To calculate the level of implementation of each project the total costs affecting each project are taken into account and its foreseen margin is applied, considering as a top limit for the implementation the total amount put out with the client.