Hi MM
Welcome to the forum, you might want to have a look at the following FAQ which explains where everything is
Welcome to Benefits and Work Our PIP Claim guide covers completing the AR1 Review form (1043 Review), remember, whatever the form says you are being assessed against the same criteria as before.
We have a very comprehensive PIP guide. If you look through that, it will give you some idea of how you might answer questions.
www.benefitsandwork.co.uk/help-for-claimants/pip#claims Gary