The invention relates to a pallet container (10) with a composite base pallet (14) for storing and for transporting in particular combustible or highly flammable fluid filling goods, comprising a thin-walled, rigid inner container made from thermoplastic material, a tube grid frame (12), tightly surrounding the plastic inner container as a supporting jacket, and a base pallet (14) on which the plastic container rests and to which the tube grid frame (12) is securely connected, wherein the plastic inner container is surrounded on all sides by a fire protection insulating mat (28), wherein the composite base pallet (14) is equipped with a heat-resistant support element (30) in each plastic corner foot (22) to retain the stability of the composite base pallet in the case of prolonged heat exposure.