Bimaxillary splints are oral appliances with a number of established dental indications, and their names vary depending on the indication (eg, anti-snoring splint, sleep apnea appliance, and positioning splint versus simulation splint). These treatment appliances are an integral part of modern dentistry and are recognized in various guidelines and scientific publications. Nevertheless, they are not yet included in Germany’s official Dental Fee Schedule (GOZ), and several new resolutions on this subject have been passed in recent months. The aim of the present article is to present and discuss these guidelines and resolutions in the scope of a critical discourse. Keywords: occlusal splints, bimaxillary positioning splints, mandibular protrusion splints, bimaxillary simulation splints, sleep apnea, snoring, arthropathy