Useful links and forms

Form 4868 Application for extension

http://www.irs.gov/pub/irs-pdf/f4868.pdf

Form 1040 Individual tax return

http://www.irs.gov/pub/irs-pdf/f1040.pdf

Form 1040 ES Estimated tax for individuals

http://www.irs.gov/pub/irs-pdf/f1040es.pdf

Form 8938 Statement of foreign financial assets

http://www.irs.gov/pub/irs-pdf/f8938.pdf

FinCEN 114 Report of Foreign Bank Account

http://bsaefiling.fincen.treas.gov/NoRegFBARFiler.html

Embassy of the US in London

https://uk.usembassy.gov/

US UK tax treaty

http://www.treasury.gov/resource-center/tax-policy/treaties/Documents/uktreaty.pdf