Section 23-637 - Beginning and termination of extended benefit periodA. Whenever an extended benefit period is to become effective in this state as a result of an Arizona on indicator, or an extended benefit period is to be terminated in this state as a result of an Arizona off indicator, the department shall make an appropriate public announcement.B. Computations required by the provisions of section 23-631 shall be made in accordance with regulations prescribed by the department and the United States secretary of labor.