The Day-Ahead Market covers transactions with an obligation for physical delivery on day D. Participants submit their purchase and/or sale offers on the previous calendar day D-1, for physical delivery at each Market Time Unit of the Day of Completion D. In the context of the Day-Ahead Market, the quantities which result from bilateral contracts and the Forward Market of HENEX for the products with obligation of physical delivery are also declared. Relevant Documents (Regulation, Decisions) – source: HENEX S.A.