The present disclosure refers to a household refrigeration appliance and, more specifically, to a household refrigeration appliance with a multifunctional shelf. A multifunctional shelf arrangement is provided, including: a shelf comprising a frame that is physically associated to the walls of an internal box by shelf rails; the frame comprising lateral, front and rear portions, as well as at least one accessory physically associated to the shelf by accessory rails defining at least one track for displacement of the accessory. Specifically, in accordance with this disclosure, the frame comprises a plurality of receiving structures and the accessory rails comprise fitting projections which engage directly with the receiving structures of the frame, so that the attachment rails are removably fitted with the receiving structures.