The National Vocational Qualification HLT35015 Certificate III in Dental Assisting is the entry level of vocational training for dental assisting while HLT45015 Certificate IV in Dental Assisting are suitable for those who seek to further their skills and duties and elect units from particular streams such as dental radiography, oral health promotion, practice administration, general anaesthesia and conscious sedation. These formal qualifications can be offered only by registered training organisations such as TAFE and professional associations while Certificate III in Dental Assisting may also be offered as a traineeship in most States of Australia and as a School-based Traineeship for years 11 and 12 in some States.