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Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
How to send your information to Companies House using our online services.
What you need to do now that the eCommerce Directive no longer applies to the UK.
How the protected online filing (PROOF) scheme can help you prevent fraudulent changes to your company.
Using our Find and update company information service to follow companies and search company information for free.
How to find export opportunities and overseas customers for your business on great.gov.uk: get help selling online overseas, get help from a trade specialist.
How to protect your company from scams and fraud and how to report it.
Find out how to work out what VAT to charge when goods are sold if you’re an online marketplace operator.
How to order certified copies of certificates and documents held on the Companies House register.
How to register for VAT, change your details, cancel your registration, register for VAT in EU countries.
Find Companies House-recognised filing software to manage your company accounts, returns and tax accounts
File changes to your company information including directors, shareholders and registered office address, and where your company records are kept
Business customers can apply to access our electronic services through the portal or Business Gateway.
Find out what the Corporation Tax for Agents online service is for, what you can do in the service and how to do it.
Accounts for Companies House and Company Tax Returns for HMRC - what you must send, deadlines, filing separately or together
Your company's financial year can run for more or less than 12 months - find out how to change it
Incorporate a private limited company - register it with Companies House and rules on directors, shares, articles of association and telling HMRC about the company
What you need to do to start a business: choose a legal structure, see if you need licences and insurance, learn about reliefs and benefits
The Competition and Market Authority (CMA)'s work aims to tackle potentially harmful online selling practices.
What the public register is, what details you need to give us, and how the public can access this information.
Don’t include personal or financial information like your National Insurance number or credit card details.
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