To provide a permselective membrane that includes a coating layer constituted by a phospholipid bilayer, the coating layer being capable of withstanding the pressure applied during a water treatment and being resistant to detachment and a method for producing the permselective membrane. A permselective membrane comprising a membrane main body having permselectivity and a coating layer disposed on a surface of the membrane main body, the coating layer including a phospholipid bilayer including a channel substance, wherein the phospholipid bilayer includes phospholipids that are a first phospholipid including an acyl group constituted by a fatty acid including an unsaturated fatty acid and a second phospholipid including two acyl groups each constituted by a fatty acid that is a saturated fatty acid having 16 to 24 carbon atoms.