Is CBD legal for first responders?
CBD is legal for everyone. There are no laws that restrict CBD use on a federal level. However, your union or agency policy can specifically restrict CBD use if it's in your contract. Most agencies do not specifically restrict CBD,
Are first responders tested for CBD?
A standard urinalysis does not look for CBD, it looks for THC and its metabolites. THC is what causes intoxication and its metabolites are what a standard urinalysis detects.
Is CBD safe for first responders?
If it can be verified to have 0.000% THC, then yes. Full spectrum CBD is legal but it contains THC (in small amounts) and can lead to a failed drug test.