On Monday 07 October 2013 13:33 Onetap wrote in uk.d-i-y:
There are not conduits I know of that would fall foul of the IET Wiring Regs (any edition).
There are some that would fail to offer "mechanical protection" if that was a design assumption.
But as far as installing a bit of tube designated as electrical conduit and pulling a cable through it, you will have to try quite hard to have any issues :)