Michigan Administrative Code
Department - Labor and Economic Opportunity
MIOSHA
General Industry and Construction Safety and Occupational Health Standards
General Industry Safety Standards
Part 33 - PERSONAL PROTECTIVE EQUIPMENT
FACE SHIELDS
Section R. 408.13347 - Marking; special operating conditions

(1) When a face shield is used in atmospheres or working areas requiring special conditions of non-conductivity or non-sparking materials used shall meet these requirements. A face shield shall be plainly and permanently labeled, identifying it as a "non-conductive face shield" or " non-sparking face shield."

(2) A headgear and a plastic window shall bear a permanent and legible marking by which the manufacturer may be readily identified. A window offered for protection against glare shall also bear its shade designation.