(a) No person shall be employed or associated in any capacity in any emergency management organization established under Articles 1 through 3 of this chapter who advocates a change by force or violence in the constitutional form of the government of the United States or in this state or the overthrow of any government in the United States by force or violence; or who has been convicted of or is under indictment or accusation charging any subversive act against the United States.

(b) Before entering upon his duties, each person who is appointed to serve in an organization for emergency management shall take an oath in writing before a person authorized to administer oaths in this state, which oath shall be substantially as follows:

I do further swear (or affirm) that I do not advocate, nor am I a member of any political party or organization that advocates, the overthrow of the government of the United States or of this state by force or violence; and that during such time as I am a member of the (name of emergency management organization) I will not advocate nor become a member of any political party or organization that advocates the overthrow of the government of the United States or of this state by force or violence."

(c) For the purposes of Articles 1 through 3 of this chapter only, the executive heads of local organizations for emergency management and their duly appointed deputies and assistants are authorized to administer oaths to emergency management personnel.