(a) A guardianship program will perform a criminal background check and a reference check on each employee or volunteer who:(1) works or will work directly with a client;(2) currently has or will have access to a client's assets or a client's confidential information.(b) An employee or volunteer may not provide any services to a client before the guardianship program has completed these checks.(c) A person may not be employed by or serve as a volunteer in a guardianship program in a position that allows access to a client, a client's assets, or a client's confidential information if:(1) the person was finally convicted of an offense described in section 678, Probate Code (Presumption Concerning Best Interest); or(2) the person is ineligible to be appointed guardian due to the provisions of section 681, Probate Code (Persons Disqualified to Serve as Guardians); or(3) the person was found unsuitable to be appointed guardian by the Probate Court.