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Find out what software you will need to report self-employment and property income to HMRC.
Find out how to get a certificate of residence as an individual, company or organisation so you do not get taxed twice on foreign income.
Tell HMRC if you've left or intend to leave the UK and find out how to get relief or a repayment on UK Income Tax (P85).
Get help with Self Assessment by using online tools and guidance, and watching HMRC YouTube videos.
Use form MATCF to apply for Marriage Allowance to transfer 10% of your Personal Allowance to your husband, wife or civil partner.
Use form SA1 to register for Self Assessment for any reason other than self-employment.
How to claim back tax that HMRC owes you on a small pension lump sum that you've received in the current tax year (P53).
If you're an agent, use the online service to sign up your client for Making Tax Digital for Income Tax.
Use this calculator to work out employee National Insurance contributions for the current tax year, if you're an employee, employer, or a software developer.
How to check if you’ve paid the right amount of tax, if your pay is not what you expected.
Check how the government calculates and spends your Income Tax and National Insurance contributions within your Annual Tax Summary.
Find out how tax on dividend income and interest from savings is worked out by HMRC.
Find out if you’ll need to repay the Winter Fuel Payment or the Pension Age Winter Heating Payment and how HMRC will collect it.
Use form CA5403 to request a copy of your National Insurance number by post.
How to claim a refund in the current tax year if you are not getting taxable benefits or a pension from your employer and you've not started a new job (P50).
Use these rates and allowances for Capital Gains Tax to work out your overall gains above your tax-free allowance, known as the annual exempt amount.
How to pay taxes, penalties and enquiry settlements to HMRC if you cannot find instructions in other 'paying HMRC' guides, or if your payment reference starts with X.
Apply for a refund of the higher rates of Stamp Duty Land Tax (SDLT16) for additional properties if you sell what was previously your main home.
Find out about tax as a landlord, and how to work out your rental income if you rent out property.
Find out about annual tax-free allowances for property or trading income and if you qualify.
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