(a) Before entering upon judicial duties, each Administrative Law Judge shall take the following oath or affirmation and sign a written copy: “I do solemnly swear (or affirm) that I will faithfully and fairly hear and determine matters and issues referred to me, to make just findings and to report according to my understanding.”

(b) The oath of affirmation taken by an Administrative Law Judge shall apply to all subsequent official actions taken in that capacity and need not be repeated for each matter or proceeding.