Graham, you will find there is a legal requirement for the "named responsible person for the gas registered firm" to ensure that all operatives listed to work on gas are kept updated on reg changes, thats why they send a gas mag to every firm, which include all TB;s and changes, they also advise you to keep uptodate on the website, supplying an email address is prob the modern way to do it, but if they did it that way they cannot guarantee you will read it, so they tell you its your responsibility to update you and your guys (if SE then you have 2 roles under the firms GSR) and it soent need to be a gas rengineer who is named most councils and large firms have someone office based whos job it is to deliver the info down the line, i speak to a lot of gas when they come in for asessments and am shocked by the lacadasical attitude their firm seems to have re this, i worked a s agas manager and my role was to deliver what we called tool box talks on gas and H&S and got a signature for everything so that it was the guys responsibility to comply but if the guy doesnt get the training he cannot be held liable, but SE guys are caught in that they must upskill themselves and i know after a hard one day fit the last thing they want to do is log on and check for safety alerts, BUT it is there for them if they want it and we all know what will happen to them if they make a boo boo and are not working to the latest reg