Whether you or other need to make such an election are very specific to your circumstances - you should take independent advice on this matter.
That said, our articles do detail: No Shares will be allotted to any Employee, Director, prospective Employee or prospective Director who in the opinion of the Board is subject to taxation in the United Kingdom, unless such person has entered into a joint section 431 ITEPA election with the Company if so required by the Board.
More details are available from HMRC directly
