RE: ISA question2 Apr 2019 11:55
A. Holding shares in an Isa is a smart move as it means less money is handed to the taxman. Yet savers are not allowed, under current Isa rules, to transfer existing holdings directly into the Isa. ... In undertaking the "Bed and Isa" strategy, the sale of the shares should trigger a capital gain, which is taxable.26 Mar 2015
You have to sell them and buy them back in your isa. Your broker does it for you, it’s quite simple but you may lose on the spread margin.