credentialed
From Longman Dictionary of Contemporary Englishcredentialedcre‧den‧tialed /krɪˈdenʃəld/ adjective someone who is credentialed is legally allowed to do a particular job, because they have done the right type of training SYN qualified a newly credentialed teacherExamples from the Corpuscredentialed• We live in a highly credentialed society that can only assess people on the basis of pieces of paper.• Aside from specifically barring reporters, Matsch ruled that only credentialed victims and their families would be permitted inside.