 In older units of competency the first number indicated the AQF level of the unit, and may have referred to the AQF qualification in which the unit was first packaged. For the unit TAADES401A the "4" represented the Certificate IV in Training and Assessment (noting however that Roman numerals must always be used in Certificate qualification titles).
<coherence>  In older units of competency the first number indicated the AQF level of the unit, and may have referred to the AQF qualification in which the unit was first packaged. For the unit TAADES401A the "4" represented the Certificate IV in Training and Assessment (noting however that Roman numerals must always be used in Certificate qualification titles).