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Use this technical documentation for partnership returns if you’re a software developer working with the Self Assessment online service.
Use this technical documentation for trust and estate returns if you’re a software developer working with the Self Assessment online service.
Check the availability and any issues affecting the Submit a Digital Services Tax return online service.
Find out what Tax Information Exchange Agreements (TIEAs) are and when they come into effect.
Information given by HM Revenue and Customs to tax agents when dishonest conduct may have happened.
Summary of the key points arising from a meeting between representative bodies - the British Property Federation, the Chartered Institute of Taxation, the Law Society and the Stamp Taxes Practitioners' Group - with HM Re…
Tax avoidance schemes that HM Revenue and Customs believe to be live and widely available, to help those using them to avoid tax.
Tax avoidance schemes that HM Revenue and Customs believe to be live and widely available to help those using them to avoid tax.
Tax avoidance schemes that HMRC believe to be live and widely available, to help those using them to avoid tax.
Tax avoidance schemes that HM Revenue and Customs (HMRC) believe to be live and widely available, to help those using them to avoid tax.
If you've received a grant but were not eligible or you've been overpaid, find out what penalties you may have to pay if you do not tell HMRC.
Find out information about the Apprenticeship Levy if you are a software developer working with payroll software.
Draft forms are an aid for software developers in the development of payroll software.
Use forms P11D and P11D Working Sheets (2021 to 2022) to help develop payroll software if you're a PAYE software developer.
Check the availability and any issues affecting the Transfer files securely with HMRC service.
All XBRL tags must include a context entity identifier: find out what a context entity identifier does and how to formulate one.
This guidance note explains the extending joint and several liability for online marketplaces and displaying VAT numbers online.
Get help if you're a tax agent or adviser who has clients with foreign income to declare on Self Assessment tax returns.
Guidance on why your account provider may ask you to provide information about yourself and your tax residence status.
Get help if you're a tax agent who has clients with end of year forms P11D and P11D(b).
Do not include personal or financial information like your National Insurance number or credit card details.
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