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Use these rates and thresholds when you operate your payroll or provide expenses and benefits to your employees.
Use this list to check if you can claim a fixed amount of tax relief (also known as 'flat rate expenses') for your work expenses if you're an employee.
Use form CA5403 to request a copy of your National Insurance number by post.
Use our online service to apply to pay voluntary National Insurance contributions for periods abroad.
How to check if you’ve paid the right amount of tax, if your pay is not what you expected.
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.
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 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).
If you’ve received a serious ill-health pension lump sum or flexibly accessed all of your pension, claim a tax refund with form P53Z .
Claim Income Tax relief on your job expenses by post using form P87.
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.
Check how the government calculates and spends your Income Tax and National Insurance contributions within your Annual Tax Summary.
Use this online tool to help you find the right guidance and support if you owe money to HMRC for tax or penalties.
Apply online for a PDU1 certificate for unemployment benefit if you live or will be living abroad, or for a paper statement of your National Insurance contributions.
Find out how tax on dividend income and interest from savings is worked out by HMRC.
How to make a subject access request (SAR) to get information that HMRC holds about you.
Use form MATCF to apply for Marriage Allowance to transfer 10% of your Personal Allowance to your husband, wife or civil partner.
Use the online service or postal form CF411 to apply for National Insurance Home Responsibilities Protection, or to transfer it from a spouse or partner.
Find out about annual tax-free allowances for property or trading income and if you qualify.
Ask HMRC to confirm that you, or if you’re an employer, your employee pays only UK National Insurance contributions whilst working temporarily in an EU country, Gibraltar, Iceland, Liechtenstein, Norway or Switzerland.
Do not include personal or financial information like your National Insurance number or credit card details.
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