The success of any prosthesis depends how well it is into function. The function of a prosthesis is to help in mastication, speech, esthetics without effecting the neuromuscular system. Occlusion is the main determinant of the functioning of prosthesis. Occlusion has been, and still is to some extent, a controversy issue in what is now called conventional removable and fixed prosthodontics. The range of opinion in the dental profession as to the importance of occlusion is enormous. The aim of this paper is to bring out the role of balanced occlusion in complete denture and factors influencing it.