An integrated circuit includes: a plurality of first power rails extending in a first horizontal direction and configured to provide a first power supply voltage that is applied thereto; a plurality of second power rails extending in the first horizontal direction and configured to provide a second power supply voltage that is applied thereto; and a power line in a switch cell area and extending in the first horizontal direction the power line being configured to provide a global power supply voltage that is applied thereto, wherein the plurality of first power rails and the plurality of second power rails are alternately arranged in a second horizontal direction vertical to the first horizontal direction, wherein the plurality of first power rails, the plurality of second power rails, and the power line form a front-side pattern on a same layer, and wherein the power line is provided between two second power rails adjacent to each other in the first horizontal direction, among the plurality of second power rails.