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Find recognised commercial software suppliers and software you can use to file your Company Tax Return and any supplementary pages online.
Overview You should file your Company Tax Return online using commercial…
Find software suppliers for tax returns, supplementary pages and attachments.
Commercial software suppliers can submit one or more elements of the tax…
Check the availability and any issues affecting the VAT online service.
Service availability Full service available. If you’re trying to create,…
Check the availability and any issues affecting the PAYE online service.
Register for or sign into the online service to transfer data to and from HMRC.
Use the P11D Working Sheets (2025 to 2026) to help develop payroll software if you're a PAYE software developer.
Use the approved draft versions of the forms to help you create payroll software if you're a software developer.
Draft forms to help software developers design payroll software.
Find out what commercial software is available to report Domestic Top-up Tax and Multinational Top-up Tax.
Find recognised suppliers and software for the Construction Industry Scheme.
Find recognised suppliers and software to file charity repayment claims online.
Find approved final versions of form P45 for PAYE software developers.
Form P46 (Expat) for PAYE software developers.
Check a list of software developers who can provide Customs Declaration Service software.
Check the availability and any issues affecting the Basic PAYE Tools (BPT) online service.
Real Time Information (RTI) Rules and Interface Management (RIM) artefacts and supporting technical specifications for software developers.
If you're a software developer, use the HMRC Developer Hub to learn about and integrate your applications with our RESTful APIs.
Find out the expectations for good use of generative artificial intelligence (AI) in commercial software products that help customers submit information to HMRC.
Find software developers that can help with entry summary declarations including safety and security declarations for imports.
Information for developing and testing of software for HMRC forms, returns and messages.
Do not include personal or financial information like your National Insurance number or credit card details.
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