A method arranges a contact element on a battery cell of a battery layer of a battery stack for a battery device of a vehicle. Further, a contact element for a battery cell of a battery layer of a battery stack for a battery device of a device includes a contact plate section, a transition section and a positive pole section. The contact plate section surrounds the transition section and the transition section surrounds the positive pole section. The contact plate section and the positive pole section are arranged at a distance to one another and in parallel or at least substantially in parallel. Still further, battery stack having at least one battery layer with at least one battery cell includes a contact element that is arranged on the battery cell.