UK-wide: Independent investigation into complaints about HMRC (including tax credits and child benefit) and the Valuation Office Agency (VOA).
Association of British Credit Unions Ltd (ABCUL)
England, Wales and Scotland only: The main trade association for credit unions in Britain.
Association of Business Recovery Professionals (R3)
UK-wide: The main trade body for insolvency practitioners.
British Franchise Association
UK-wide: Membership body which offers advice to both franchisors and franchisees.
British Parking Association (BPA)
England and Wales only: The trade body for the private parking industry.
Building Societies Association
UK-wide: The trade association covering all UK building societies.
Certificated Bailiff Register
England and Wales only: Search through the register of enforcement agents who hold a certificate allowing them to take control of goods.
Civil Enforcement Association (CIVEA)
England only: The professional membership organisation covering bailiffs and civil enforcement officers operating in England and Wales.
Consumer Council for Northern Ireland
Northern Ireland only: An independent organisation dealing with consumer complaints and related issues.
Consumer Council for Water
England and Wales only: The independent watchdog who deal with water complaints.
Consumer Credit Association (CCA)
UK-wide: The main trade body for the doorstep lending industry.
Consumer Finance Association (CFA)
UK-wide: The trade association representing payday loan companies.
Council of Mortgage Lenders (CML)
UK-wide: The trade association for the mortgage lending industry.
Credit Services Association (CSA)
UK-wide: The CSA is the main trade body for the debt collection industry.
Finance & Leasing Association (FLA)
UK-wide: The main trade association for the consumer and motor finance industry.
Financial Conduct Authority (FCA)
UK-wide: Regulator for the UK finance and banking industry, responsible for consumer protection and market stability.
Financial Ombudsman Service (FOS)
UK-wide: Free, independent service settling disputes between consumers and providers of financial services.
High Court Enforcement Officers Association
UK-wide: The trade organisation for High Court enforcement officers.
Housing Ombudsman Service
England only: Investigates complaints about the management and condition of housing of registered social landlords and housing associations.
Independent Case Examiner (ICE)
UK-wide: An independent adjudicator who investigates complaints about poor service, excessive delays and failures to follow guidelines against government agencies.
Information Commissioner's Office (ICO)
UK-wide: Independent body established to uphold information rights and deal with complaints about breeches of privacy laws.
Insolvency Practitioners Association
UK-wide: The trade body for insolvency practitioners.
England and Wales only: Investigates complaints about legal services, solicitors and claims management companies.
Local Government Ombudsman (LGO)
England only: Investigates complaints about local authorities, councils and other administrative bodies.
London only: Supports the independent tribunals which consider appeals against Penalty Charge Notices issued by the London Local Authorities and Transport for London. Their website includes a guide to challenging the penalty charge notice (PCN) and London congestion charge processes.
Northern Ireland Ombudsman
Northern Ireland only: Provides links to the Public Services ombudsman, the Judicial Appointments and Local Government Commissioner for Standards.
Office for Judicial Complaints
UK-wide: An independent office which supports the Lord Chancellor and Lord Chief Justice in considering complaints about the personal conduct of judicial office holders.
Office of the Immigration Services Commissioner (OISC)
UK-wide: The regulator for immigration advisors. They can help you find help from not-for-profit organisations.
UK-wide: Provide information about the role of the ombudsman, where ombudsman schemes work and the areas they cover.
Ombudsman Services: Communications
UK-wide: Independent investigation of complaints about telephone companies and internet providers, such as billing and customer service complaints. Previously known as Otelo.
Ombudsman Services: Energy
Not available in Northern Ireland: Investigates complaints about gas and electric companies. Previously the Energy Ombudsman.
Parliamentary & Health Service Ombudsman
England only: Independent investigations into complaints about UK government departments and their agencies, as well as the NHS in England.
UK-wide: Regulator for content, goods and services charged to a phone bill.
Public Services Ombudsman For Wales
Wales only: Investigates complaints about public service bodies in Wales.
Scottish Public Service Ombudsman (SPSO)
Scotland only: The final stage for complaints about councils, the NHS, housing associations, colleges and universities, prisons, most water providers, the Scottish Government, agencies, departments and other authorities.
Society of Messenger-at-Arms and Sheriff Officers
Scotland only: The trade organisation for Messengers-at-Arms and Sheriff Officers
Traffic Penalty Tribunal
UK-wide: Independent adjudicator who resolves disputed local authority penalty charge notices (PCNs).