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Find out how to complete and submit a return using the HMRC spreadsheet or electronic flat text file (EFTF).
How to request and manage the authentication code you'll need to file information online at Companies House.
How to access public data from the Companies House register using our data products.
Service providers or government departments installing networking technologies in government shared buildings, known as hub buildings.
It’s important that you keep up-to-date records of the income and expenditure connected with your company.
To protect your patent outside of the UK, you usually need to apply in each country you want protection in.
How to make sure your data is accessible, reusable and maintained independently of any technology or service.
This guidance is an introduction to the Open Document Format (ODF) standard and how you can select ODF-compliant solutions.
Use this form to file a second filing of a document that has inaccuracies on the register, on or after 24 July 2017.
Use this form to submit a second filing to correct a very minor inaccuracy in a previously delivered document.
Create a comma-separated values (CSV) file to search for the residency statuses of your pension scheme's members.
Compile and submit AFT returns on the service and find out how to make payments, amend earlier returns or ask for payment refunds or reallocations.
If you need to submit packaging data under extended producer responsibility for packaging, this spreadsheet can help you generate a valid packaging data file
Guidance for institutions on adding the e-learning module to their learning management system, modifying the files provided, or using the online training.
The Foreign and Commonwealth Development Office's file review and release process.
How to apply to sell cloud hosting, software and support to public sector buyers.
Information for British citizens moving to or living in Belgium, including guidance on residency, healthcare and driving.
How schools and local authorities should securely send pupil records and other information using the school to school (S2S) system.
Find out if and by when you need to apply for a specified generator environmental permit to meet air quality requirements.
Batch toolkits and a validation tool to help awarding organisations and learner registration bodies produce and validate batch files.
Don’t include personal or financial information like your National Insurance number or credit card details.
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