not sure if this is the correct place. Feel free @mods/admins to move if not
I know, so far, of emergency medical/wilderness emergency medical/advanced emergency medical technician (and EMT-I), hazardous materials technician, vehicle rescue technician, and search and rescue technician I-III...
Brand new petition on Change.org, what do you think?
https://www.change.org/p/fcc-fcc-president-tom-wheeler-the-us-needs-national-standards-for-emergency-service-communication