From the Document: "While guidance specific to critical infrastructure workers and employers has been developed, employers should still review the resources for businesses and employers, as these recommendations are also applicable to protecting the critical infrastructure workforce. Create or update your COVID-19 [coronavirus disease 2019] response plan to prevent or slow the spread of COVID-19 in your workplace. Employers should continue to respond in a flexible way to varying levels of disease transmission in the community and be prepared to refine your response plans as needed. This may include activities in one or more of the following areas:  Maintain healthy business operations  Reduce transmission among employees and the public  Maintain a healthy work environment[.]"
Centers for Disease Control and Prevention: https://www.cdc.gov/