DIA Group and Eroski Group have signed a statement of intent to implement a new project, focused on developing their own brand of products to maximise the price - quality ratio offered to consumers.

On 25 November 2015, DIA and EROSKI were reported by FIAB and PROMARCA to the CNMC for conduct potentially in breach of what is set forth in the Competition Defence Law. Specifically, they considered that the alliance entered into by DIA and EROSKI resulted in price fixing, limitation of investments for innovation or promotion, imposition of similar conditions for different services and subordination of contracts entered into with them to the acceptance of payments and business terms which are not in line with the supply agreements with each distributor. In addition, FIAB and PROMARCA complained that the application of the agreement would lead to conduct that could be qualified as abuse of a dominant position

DIA Group and ING have started to offer a service which is ground-breaking in Spain, allowing the bank's customers to withdraw cash from DIA’s own store network across Spain. Via the Twyp Cash mobile app, users can request to withdraw a minimum of 20 Euro and a maximum of 150 Euro via their mobile phone at the checkout of any of the DIA Group's different formats (DIA Market, DIA Maxi, La Plaza de DIA, Clarel and El Árbol), provided that the operation is always linked to a purchase