An affidavit that is to be used on behalf of any party is not to be sworn before a person who is –

(a) a practitioner, or legal practitioner of any description in the place at which the affidavit was sworn, and who is acting on behalf of that party; or

(b) an agent of the practitioner or legal practitioner; or

(c) a member of the law practice of the practitioner, legal practitioner or agent; or

(d) a practitioner, legal practitioner or clerk employed by the practitioner, legal practitioner, agent or law practice; or

(e) any party to the same action or proceedings.