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How to report your income and claim tax reliefs and any repayment due to you using the SA100 tax return, for 5 April 2025 or earlier.
Use supplementary pages SA108 to record capital gains and losses on your SA100 Tax Return.
Use the IHT403 with form IHT400 if the deceased had given away or 'transferred' any assets, such as cash, property or land.
Use supplementary pages SA109 to record your residence and domicile status on your SA100 Tax Return.
Business Asset Disposal Relief (was known as Entrepreneurs' Relief) can reduce your Capital Gains Tax (CGT) when you sell certain business assets or shares - eligibility, deadlines, how to claim.
Use supplementary pages SA105 to record UK property income on your SA100 Tax Return.
Claim capital allowances so your business pays less tax when you buy assets - equipment, fixtures, business cars, plant and machinery, annual investment allowance, first-year allowances.
Small businesses can record income and expenses when money is actually paid rather than when they've invoiced or received
Executors and administrators can use this form to give up their legal responsibility and role permanently (also known as ‘renunciation’) to apply for probate.
What to do when you disagree with a tax decision (HMRC1) - appealing against a decision, getting a review by HMRC and reasonable excuses.
A trust is a way of managing assets (money, investments, land or buildings) for people - types of trust, how they are taxed, where to get help.
Use supplementary pages SA103S to record self-employment income on your SA100 tax return if your annual business turnover was below the VAT threshold for the tax year.
You might be able to get Income Tax back or pay less tax if you make maintenance payments to an ex-spouse or civil partner.
Use supplementary pages SA102 to record employment income on your SA100 Tax Return.
Find out whether you need to pay UK tax on foreign income - residence and ‘non-dom’ status, tax returns, claiming relief if you’re taxed twice (including certificates of residence)
Personal pay and tax records you must keep to fill in a Self Assessment tax return: which records to keep, how long to keep records.
Tax you pay and tax relief you get on contributions to your private pension - annual allowance, lifetime allowance, apply for individual protection
Taking early retirement can affect the pension and benefits you get
Find out whether you need to pay tax on your UK income while you're living abroad - non-resident landlord scheme, tax returns, claiming relief if you’re taxed twice, personal allowance of tax-free income, form R43
Wage slips must show any deductions and explain them - not everyone has the right to a payslip
Do not include personal or financial information like your National Insurance number or credit card details.
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