322.331  Habitual traffic offenders; restoration of license.--At the expiration of 5 years from the date of license revocation, a person whose license has been revoked under s. 322.27(5) may petition the department for restoration of driving privileges. Upon such petition and after investigation of the person's qualification and fitness to drive, the department shall hold an administrative hearing to determine whether driving privileges shall be restored either on an unrestricted basis or on a restricted basis solely for business or employment purposes.