Portable cord is used for portable power distribution - any application requiring temporary or portable power. Cord is generally called service cord when it is intended to provide electrical service to an appliance or motor. The term "portable" indicates that it is intended for non-permanent use. Flexible may also be added and defines flexible cords and flexible cables used in applications specified by article 400 of the national electric Code. Depending on type, size, application, portable cord may have the following 3rd party designations: UL, CSA, MSHA, OSHA.