DaveyBoy
Many thanks for the information you provided and the effort you went to. It confirms what I was eventually able to discover from the MoD pensions website!
Ginseng
In the case of the RAF News article it was more a case of what they left out. Anyway, thanks to DaveyBoy your question has been overtaken by events. Sorry for the delay in replying, but I am currently in a location where internet access is a lot more restrictive than at home!