Occupational Safety and Health Administration OSHA

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To report an emergency, file a complaint with OSHA or ask a safety and health question, call 1-800-321-6742 (OSHA).

OSHA at 50

50 Years of Workplace Safety and Health

President Nixon signs the Occupational Safety and Health Act on December 29, 1970.

In its first half century, OSHA has helped transform America's workplaces in ways that have significantly reduced workplace fatalities, injuries, and illnesses. Learn more about the agency's five decades of progress and its efforts to continue fulfilling the promise of the Occupational Safety and Health Act.