You can cast your vote until 10pm tonight for your favoured candidate(s) for Mayor, constituency Assembly member and the party or independent candidate for Londonwide Assembly member.
It's a bit complicated so if you need a reminder, take a look at our guide to how it all works. For the full lists of candidates, see the London Elects website.
If you're still making up your mind you can cast your eye over our election coverage.
Last Updated 02 May 2012