Personal tax and pensions

HM Revenue & Customs is the UK's tax, payments and customs authority.

TaxAid is a UK tax-advice charity helping people who need support with tax problems and cannot readily obtain professional advice.

The Low Incomes Tax Reform Group provides tax information for people who may not have professional representation.

The Welsh Revenue Authority develops and delivers devolved tax services in Wales.

Land & Property Services is part of Northern Ireland's Department of Finance.

MoneyHelper brings together information and guidance about money and pensions.

Registers of Scotland is Scotland's public register organisation for property-related records.

Citizens Advice provides independent advice to help people understand and address everyday problems.

Citizens Advice Scotland supports the Scottish Citizens Advice network and provides information about its work, campaigns and advice access.

Advice NI is an independent advice network in Northern Ireland.

The Pensions Regulator protects workplace pensions in the United Kingdom.

Companies House provides the official UK company register and related company-information services.

Xero is cloud-based accounting software designed to help businesses manage financial records and collaborate with accountants or bookkeepers

FreeAgent provides accounting software aimed at small businesses.

Sage's UK website provides information about business software and related services.

QuickBooks provides accounting and financial-management software for businesses.

ACCA is an international professional body for accountants.

ICAEW is a professional membership body for chartered accountants.

CIPFA is a professional body concerned with public finance and accountancy.

Business Debtline is a charitable debt-advice service for self-employed people and small-business owners in England, Wales and Scotland.