HMRC homepage http://www.hmrc.gov.uk/

Business Link http://www.businesslink.co.uk

Companies House http://www.companieshouse.gov.uk/

VAT flat rate scheme http://vatreadyreckoner.hmrc.gov.uk/

Data protection http://www.ico.gov.uk/Home/for_organisations.aspx

Tax office locator http://search2.hmrc.gov.uk/kbroker/hmrc/locator/locator.jsp

Agent authorisation
form http://www.hmrc.gov.uk/forms/64-8.pdf

Tax credits http://www.hmrc.gov.uk/taxcredits/