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Information for developing and testing of software for HMRC forms, returns and messages.
How to send information to Companies House through our extensible markup language (XML) schemas, by purchasing software or developing your own.
Technical details for sponsors using bulk data transfer to send information from their IT systems to the sponsorship management system.
How to access public data from the Companies House register using our data products.
From 1 July 2022, WIPO Standard ST.26 specifies new requirements for biological sequence listings included in patent applications.
How to submit water discharge returns using your own XML file based on the Environment Agency’s generic operator returns (GOR) schema.
Access the Environmental and Emissions Monitoring System database to get data on oil rigs and other offshore installations around the UK.
Local Test Service (LTS), Gateway Reflector and compressed data xml samples for Charities Online software developers.
Technical documents for software suppliers for common transfer file (CTF) 24.
Explains the standard and practices you should use when publishing your data.
Find technical specifications and schemas for National Export System (NES) XML channel software developers.
This guidance is an introduction to the Open Document Format (ODF) standard and how you can select ODF-compliant solutions.
Use this tool if you are a software developer wanting to produce user-defined XML test scenarios.
Public Health England (PHE) uses a number of surveillance systems to collect HIV data nationally.
UK nationwide standard for exchanging bus schedules and related data.
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