In order to further improve the quality of construction projects and solve the problem of high energy and resource consumption,this article takes the energy-saving design of lighting electrical as the starting point,analyzes the energy-saving ways of civil building lighting electrical,and elaborates on the practical application methods of various energy-saving measures in the lighting electrical design stage,including selecting high-quality lighting sources and lamps,deploying energy-saving ballasts,utilizing natural light,intelligent lighting control,etc.Aiming to establish a standardized lighting electrical energy-saving design system and maximize the potential of lighting electrical energy-saving.