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How to update your details online if the estimate of your income for the year is going to be more or less than expected.
Find out how tax on your State Pension is worked out when you have other income.
Register your client’s estate online if you’re a tax agent or adviser.
Learn more about paying tax and keeping records as a property landlord.
Use form R38 to claim an Income Tax refund by post or nominate someone else to receive the refund on your behalf.
Use this form to work out Income Tax, interest, penalties and Class 4 National Insurance contributions for tax years ending 5 April 2010 to 5 April 2024.
Use the online service to register a deceased person's estate if you’re an executor, administrator or personal representative.
Find out if you have to pay Income Tax when you get your pension.
Learn more about Making Tax Digital for Income Tax if you're an agent, sole trader or landlord.
Check the availability and any issues affecting the Making Tax Digital for Income Tax service.
Find examples to help landlords avoid common mistakes when working out and reporting income and profit from renting out a property.
How to add your client authorisations to your agent services account for Making Tax Digital for Income Tax and check which authorisations have already been added.
Find out why HMRC may contact you if your tax code changes due to a change in employment.
How to update your details online if your employee benefits like a company car or medical cover change and you think your tax code is wrong.
If you complete a Self Assessment tax return, you must use it to tell HMRC about your student or postgraduate loan deductions.
Find out how tax works on pensions, savings and additional income, before and after you retire.
How to migrate from the Pension Schemes Online service to the Managing Pensions Schemes service and manage and view your pension schemes.
Find out the actual and average official rates of interest on beneficial loan arrangements.
Find out about negative earnings, clawback bonuses and claiming tax loss relief or a tax refund.
Check if you need to declare income from renting out land or property, for short or long periods of time, including those advertised online.
Do not include personal or financial information like your National Insurance number or credit card details.
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