((a)) ** .—** Except as provided in this chapter, eligibility for membership in the corporation and the rights and privileges of members are as provided in the bylaws.

((b)) ** .—** An individual may not be a member, director, or officer of the corporation if the individual—

((1)) is a member of, or advocates the principles of, an organization believing in, or working for, the overthrow of the United States Government by force or violence; or

((2)) refuses to uphold and defend the Constitution of the United States.