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Use this calculator to work out the adjustment for your Self Assessment tax return for disposals of assets on or after 30 October 2024 where the rates changed.
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 on an overpayment of tax when you've flexibly accessed part of your pension pot.
Find software suppliers for tax returns, supplementary pages and attachments.
See how to work out the tax relief for individual landlords and assess the impact of the finance cost restriction from 6 April 2017.
Find out how tax on dividend income and interest from savings is worked out by HMRC.
Use form CA5403 to request a copy of your National Insurance number by post.
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).
Find out who has to pay VAT payments on account, how HMRC works out your payments, the alternatives and how and when to pay.
Check this list of professional bodies to see if you can claim tax relief on your fees or subscriptions.
If you account for your import VAT on your VAT Return, you’ll have to access the Customs Declaration Service to get a postponed import VAT statement online.
If you’re eligible, you can 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.
Find out the scale rate expenses for accommodation and subsistence paid to employees who travel outside of the UK.
How to sign in and update your account details and nominate a delegate.
What you need to do if you've submitted a declaration using the Customs Declaration Service and need to send supporting documents or respond to HMRC queries.
Use form MATCF to apply for Marriage Allowance to transfer 10% of your Personal Allowance to your husband, wife or civil partner.
Check a list of recent phone contacts from HMRC to help you decide if a phone call you've received is a scam.
Use these rates and thresholds when you operate your payroll or provide expenses and benefits to your employees.
Off-payroll working rules for clients, workers (contractors) and their intermediaries.
Don’t include personal or financial information like your National Insurance number or credit card details.
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