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Check if you should pay National Insurance in the UK or social security contributions in the EU, Gibraltar, Iceland, Liechtenstein, Norway, or Switzerland.
Find out about Double Taxation Relief and a list of territories with a double taxation treaty with the UK.
Work out what your allowances are and if you need to pay tax on your pension savings if you flexibly access your pension.
Use form MATCF to apply for Marriage Allowance to transfer 10% of your Personal Allowance to your husband, wife or civil partner.
Learn more about your responsibilities if you're running a small business including registration, tax returns, record keeping, tax bills and payments.
Check customs rules for private individuals who travel to the UK from another country in a pleasure craft
Use this guidance to help you decide if Capital Gains Tax is due and how much you need to pay.
Register your client’s estate online if you’re a tax agent or adviser.
Use the SA303 form to apply to reduce your Self Assessment payments on account.
Rates, allowances and limits for National Insurance.
If you're an employee working at sea outside of the UK check if you can claim tax relief on your earnings.
Find out about Capital gains if you sell or dispose of a shareholding.
Find out why HMRC may contact you if your tax code changes due to a change in employment.
Tax treaties and related documents between the UK and Spain.
Use Self Assessment software to help populate your Self Assessment tax return.
Understand the basic rules for trustees, settlors and beneficiaries of non-resident trusts.
Check if an estate can get the residence nil rate band (RNRB) when someone downsizes, gifts or sells their home before they die.
Find out which mortgage providers and lenders accept printed tax summaries.
Use this calculator to work out the director's National Insurance contributions.
Use the Self Assessment helpsheet (HS263) to work out tax credit relief on income that you've paid foreign tax on.
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