The Occupational Safety and Health Administration (OSHA) of the U.S. Department of Labor runs a voluntary program that provides free and confidential advice on approaches to avoiding injuries and illnesses to small and mediumsized businesses. This effort, known as the On-site Consultation Program (OSC), operates in addition to—but separate from—OSHA’s enforcement efforts.

The U.S. Department of Labor Chief Evaluation Office asked Abt Associates to explore the extent to which receipt of the High Rate Letter increased requests for OSC consultations.
For the full report, read: Evaluation of the OSHA On-site Consultation Program (OSC): The Effect of High Rate Letters on OSC Requests