Section R. 408.11123 - IlluminationRule 1123.
(1) Automatic polishing and buffing machinery and equipment shall be located with respect to sources of natural light so that light of 25 footcandles intensity will fall on the loading and unloading area. When natural light is insufficient to meet this requirement, artificial light shall be provided.(2) Hand polishing and buffing machinery and equipment shall be located with respect to sources of natural light so that light of 30 footcandles intensity will fall on the work. When natural light is insufficient to meet this requirement, artificial light shall be provided.Mich. Admin. Code R. 408.11123