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This guidance explains how the Fraud Investigation Service directorate of HMRC carry out investigations.
Use this helpsheet to fill in your Self Assessment tax return and the trading pages of a Partnership Tax Return.
Find out about the Accrued Income Scheme and how to work out your accrued income profits or losses.
Guidance for employers on the evidence based actions they can take to improve their family friendly policies offer, to help to close the gender pay gap in their workplace.
Find out how to complete and submit an electronic administrative document (eAD) and an electronic simplified administrative document (eSAD) using the Excise Movement Control System.
Find out more information on deductions for employee costs or expenses.
Find out if your business needs to register with HMRC to pay the Economic Crime Levy.
Find out how and when to tell HMRC about changes to your registered details or cancel your registration for the Fulfilment House Due Diligence Scheme.
Work out the amount of Income Tax or Corporation Tax relief you can claim if you give away or sell land, property or shares to a charity.
Find out about the tax rules on pension scheme investments and what the tax charges will be if certain conditions are not met.
Use the online service to report the amount of excise duty you need to pay for gas sent, set aside or used as fuel in road vehicle.
This COP26 leaflet gives detailed information on tax credit overpayments.
Use this helpsheet to understand tax equalisation and prepare tax returns for tax equalised individuals.
November 2025 newsletter to update stakeholders on the latest news for tax-free savings.
The Rent Officer Handbook is a manual primarily provided as practice guidance for Valuation Office Agency Rent Officers.
Find out about common areas of error when reporting the Apprenticeship Levy or claiming Employment Allowance.
Use forms P11D and P11D Working Sheets (2022 to 2023) to help develop payroll software if you're a PAYE software developer.
Guidance on what counts as an employer error and how to report the error to HM Revenue and Customs (HMRC).
Check the availability and any issues affecting check employment status for tax tool.
This factsheet tells you about the penalties HMRC may charge if there has been an under-assessment and you have not told us about it within 30 days.
Do not include personal or financial information like your National Insurance number or credit card details.
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