fair enough its ok now but if everything is rcbo now surely that will deal with18th 19th 20th edition too when it gets here in february or march or sep they aint dear if i wa a sparky i would try to go overregs with everything to future proof my customer or am i causing them probs if i do
Who knows what the next edition of the regs might call for, it's not really worth speculating about. There's nothing wrong with exceeding the requirements of BS7671, but in the real world, getting your customer to pay for it may be another matter.