VAT...
http://www.hmrc.gov.uk/thelibrary/vat.htmTax Help Factsheets...
http://www.hmrc.gov.uk/tax-help.htmSelf Assessment...
http://www.hmrc.gov.uk/thelibrary/sa-pubs.htmCorporation Tax
http://www.hmrc.gov.uk/ct/index.htmInheritance Tax...
http://www.hmrc.gov.uk/inheritancetax/index.htmBudget Reports / Updates
http://www.hmrc.gov.uk/budget/index.htmPAYE...
http://www.hmrc.gov.uk/paye/index.htmIncome Tax...
http://www.hmrc.gov.uk/incometax/index.htm