Well of course. That way some government can decide who's worthy, and levy a tax.
Gotta keep the peasants under control don't you know.
And existing media can decide who is/isn't an "officially credentialed journalist." Control the credentialing, and you control it all.
"Dear congregation,
Brother Stalwart has not completed the mandated state and local firearms training, so he will be unable to protect us.
In the meantime, the city has generously offered to have the newest member of their vibrant and diverse police force - Officer Moe Akbar - drive past our building during services to make certain you are safe. Officer Ackbar is fully credentialed by the state and city."