Section 24.19.01.300 - EXAMINATIONS01.Examination. The Board approves the following examinations for licensure: a. The Residential Care Facility Administrators examination developed and administered by the National Association of Boards of Examiners of Long Term Care Administrators (NAB) and an open book examination of law and rules governing residential care administrators in Idaho. The passing score for the NAB examination is determined by NAB. An applicant for examination is required to register with NAB and pay any required examination fees directly to NAB. The passing score for the open book examination is seventy-five percent (75%).b. Other examinations as approved by the Board.Idaho Admin. Code r. 24.19.01.300