To Register to Vote you need:
1) Less than 5 minutes
2) Your National Insurance number which is can be found on your; NI card, paylip, P60 and tax return, can’t find it? Click Here:
You’ll need to register using a different form if you live in Northern Ireland. You need to fill in hard copy forms. You will also need photo ID to vote.
Accepted ID - http://www.eoni.org.uk/Vote/Voting-at-a-polling-place