A non-load-bearing wall (partition wall) divides interior space without supporting structural weight from above. Unlike load-bearing walls essential to building structure, partition walls can be modified or removed without affecting building integrity. Identifying whether walls are load-bearing or non-load-bearing matters significantly when planning renovations or interior modifications. Removing load-bearing walls requires structural engineering and permits, while partition wall changes are simpler. However, partition walls may still contain electrical wiring, plumbing, or HVAC components requiring professional handling. Building inspectors verify work affecting walls meets applicable codes, regardless of load-bearing status.