AIHA (formerly known as the American Industrial Hygiene Association) has expanded its collection of guidelines for businesses reopening during the ongoing coronavirus disease 2019 (COVID-19) pandemic.

The National Institute for Occupational Safety and Health signed a memorandum of understanding (MOU) with the National Fire Protection Association (NFPA) and NFPA’s research affiliate, the Fire Protection Research Foundation, to cooperate on issues involving emergency responder personal protective clothing and equipment (PPE), including the development of standards concerning first responder safety, deployment, operations, and the protection of emergency personnel.

On October 21, the Centers for Disease Control and Prevention (CDC) announced updated COVID-19 guidance, specifically the definition of "close contact."

The Occupational Safety and Health Administration (OSHA) reached a settlement agreement with the Target Corporation, resolving several cases before the Occupational Safety and Health Review Commission.

The Michigan Occupational Safety and Health Administration (MIOSHA) has issued emergency regulations for COVID-19 exposures in the workplace.