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Self Assessment and tax resource

What you need to know about tax and your tax return, all in one place

Stuck with your taxes? Take a look at our top tips, articles and guides

Getting your head round your taxes and completing your Self Assessment doesn't need to be a chore. From the details on income tax and tax-deductible expenses to the deadlines you need to meet, we've got what you need know.

Learn more

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The self-employed guide to Self Assessment tax returns

The self-employed need to fill in a Self Assessment tax return each year. It can seem complicated, but we've broken down the process to make it as stress-free as possible.

Read the Self Assessment tax returns guide for small businesses and the self-employed.

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How to use HMRC's Time to Pay service

Struggling to pay your tax bill because of coronavirus? If so, HMRC will allow you to pay your bill in instalments using their Time to Pay service.

Read our article on Time to Pay

Coronavirus reasonable excuses Self Assessment

HMRC to accept coronavirus ‘reasonable excuses’ for missing the deadline

But what counts as a Covid-19 related ‘reasonable excuse’? HMRC is being vague, saying it’ll treat each appeal on a case-by-case basis.

Read more about Covid-19 related reasonable excuses.

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Self-employed tax-deductible expenses - what can I claim?

The self-employed can reduce their taxable income by deducting certain expenses – these expenses need to be wholly and exclusively for business purposes.

Find out what you can claim as self-employed tax-deductible expenses here.

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A complete guide to income tax for the self-employed

You need to declare your self-employed income when filling in your Self Assessment tax return, but there are different tax rates depending on how much you earn.

Check out our article, which explains all about income tax for the self-employed.

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Simplified expenses – what they are and who can claim them

Some self-employed people with straightforward tax affairs can use the HMRC simplified expenses scheme, which lets you work out allowable business expenses based on standard flat rates set by HMRC.

What are simplified expenses?

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When is the Self Assessment deadline in 2021?

Need to know when to pay your tax bill? Find out what the key Self Assessment deadlines are in 2021.

See the Self Assessment deadlines here.

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Payment on account – what it is and how to pay

Payment on account is one of the most commonly misunderstood parts of the Self Assessment process – we explain more here.

Read about payment on account: what it is and how to pay

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The complete guide to Self Assessment tax returns for landlords

If you make money from renting out your properties, you need to complete a tax return. Here’s how the Self Assessment process works for landlords.

Read our guide to Self Assessment tax returns for landlords.

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HMRC late filing penalties, penalty appeals and reasonable excuses

Here's some of the reasons why taxpayers might end up with a penalty from HMRC – and the excuses HMRC may accept when appealing.

See the list of HMRC penalty appeals and reasonable excuses.

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