Employment of teachers of hearing or visually impaired pupils who do not possess an appropriate qualification
8. A teacher who does not possess a qualification as referred to in regulations 5, 6 or 7 may be employed by an education authority wholly or mainly to teach pupils who are hearing impaired, visually impaired or both hearing and visually impaired, if the education authority are satisfied that the teacher is in the process of obtaining a qualification as referred to in regulations 5, 6 or 7, provided that the aggregate period for which the teacher wholly or mainly teaches pupils who are hearing impaired, visually impaired or both hearing and visually impaired, does not exceed five years.