By FF Scruggs
You probably have already read this but just incase you did you should check it out
This guidance applies to all first responders, including law enforcement, fire services, emergency medical services, and emergency management officials, who anticipate close contact with persons with confirmed or possible COVID-19 in the course of their work.
CDC Corna-virus Disease 2019 Healthcare Professionals
This page talks about Key Changes for the EMS Guidance and some back ground. This page is a great resource for you. Check it out.