charity plant sales - plant licences?
 

Phil L wrote:
You have to be a qualified electrician to do electrical work and be a member
of 'FENSA' to replace glass...it's going the same way as plumbing....

You don't, in most domestic cases. What about greenhouses?

it's all safety and who can argue against that?

There are lots of arguments against over- or inappropriate regulation.

Phil L wrote:
You have to be a qualified electrician to do electrical work and be a
member
of 'FENSA' to replace glass...it's going the same way as plumbing....

You don't need to be in anything to replace glass. But if you replace a
whole window you either need FENSA or a building control application.