To provide a component for an image output apparatus which, while having impact resistance, flame retardancy and the like, effectively prevents the exterior surface from the yellowing due to UV degradation in the case of a prolonged use.

Provided is a component for an image output apparatus used as an exterior cover member of the main body of the image output apparatus. It has a two-layer structure of the surface layer 302 and the supporting part 301. The surface layer 302 is composed of a material containing a resin derived from a degradable biomass raw material and the supporting part 301 is formed of a general-purpose resin.