Idaho Code § 49-427
The registration card issued for a vehicle required to be registered by the provisions of this chapter shall, while the vehicle is being operated upon a highway, be in the possession of the driver or carried in the vehicle and be subject to inspection by any peace officer. For drivers of commercial vehicles registered pursuant to section 49-434 or 49-435 , Idaho Code, an electronic format of the registration card is permitted.
[49-427, added 1988, ch. 265, sec. 89, p. 621; am. 2020, ch. 125, sec. 3, p. 386.]