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Permissible Exposure Limits (PELs) Additional Information Related Safety and Health Topics Pages Hazardous and Toxic Substances Sampling and Analysis Other Resources Standards Development. OSHA. Explanation of the process by which OSHA develops and promulgates standards. Resources. American Conference of Governmental Industrial Hygienists (ACGIH). 1988 NIOSH PEL Project Documentation. National Institute for Occupational Safety and Health (NIOSH). Database derived from OSHA comments from the June 19, 1988 Final Rule on Air Contaminants Project extracted from 54FR2324 et. seq. The rule was remanded by the US Circuit Court of Appeals and these limits are not currently in force. OSHA's Consultation Program: Free On-site Safety and Health Services. OSHA. The Benefits of Consultation  Safety and  Health Topics     Permissible Exposure Limits (PELs)   OSHA Standards   Establishing PELs   Exposure Evaluation and Control   Additional Information   Credits   Content Reviewed 10/30/2006

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