This is a course delivered by the RAF that authorised CFAVs to deliver Dangerous Goods Awareness training, I think this is valid for 5 years. The DGA trained CFAVs can then transport ammunition within the current rules.
Safety Supervisor Authorisation
This is an annual authisation under the SA(K)17 course folder to act as a Firing Point Safety Supervisor on any range so long as your current on the weapons. The authorisation is valid for 1 year.