A persons driving record shall not be considered satisfactory to hold and instructors license if that person:
has accumulated more than six demerits points during a one year as determined by the department. The department shall deny any instructors license until one year lapse from the date of the most recent violation that resulted in a persons accumulation of more than six demerit points.
Has been involved in two or more accidents in a one year period where the crash report indicates that such person maybe have been causally negligent. If there is no traffic citation resulting in conviction associated with the crash, the person is not considered negligent.
Has had his or her operators license revoked, suspended or canceled for traffic violation other than a parking violation, at any time during the past four years, based on the conviction date or upon the effective date of the withdrawal of operating privileges, which ever is earlier.