An connecting structure of an electromagnetic valve includes: a first connecting structure body (60) that prohibits a relative movement between a hydraulic pressure circuit body (10) and an electromagnetic valve (20) in an axis line direction; a second connecting structure body (70) that prohibits a relative movement therebetween in a plane orthogonal to the axis line direction; a third connecting structure body (80) that prohibits a relative rotation about the axis therebetween; and a connection body (50) that is prohibited from moving relatively to the hydraulic pressure circuit body, wherein the first connecting structure body includes a first target connection tool (61) that is provided in an accommodation body and a first connection tool (62) that locks the first target connection tool in the axis line direction at a wall portion constituting an accommodation space (13).