HT2001: App Store Frequently Asked Questions (FAQ)Learn about App Store Frequently Asked Questions (FAQ)
Currently Being ModeratedFeb 2, 2013 2:14 AM (in response to Ianc72)
Assuming that you're currently located in the UK:
Settings > iTunes & App Stores > tap ID > tap View Apple ID > enter account password > Country/Region > change to UK.
Note that if you have iTunes Match active, you have to cancel it before changing regions.