In addition to a review and verification of all applications for licensure, the Registrar shall conduct a comprehensive field investigation of a minimum of 3% of all such applications. Such investigation shall include those areas of experience claimed and such other areas as the Registrar deems appropriate for the protection of the public.

All claimed experience shall be supportable by documentation satisfactory to the Board. The Registrar shall provide to the Board, for its approval, acceptable forms of such documentation and shall inform the applicant in the application form that such documentation may be requested by the Board.