You must pay tax on any profit you make from renting out property.
How much you pay depends on:
how much profit you make
your personal circumstances
Your profit is the amount left once you’ve added together your rental income and taken away the expenses or allowances that you can claim.
You must register with HMRC if you have taxable profits from the property you rent out. If you’ve not told HMRC about your property rental previously, you need to do so by 5 October following the tax year you had taxable rental profits.
You could be charged a penalty for failing to inform HMRC.
Paying tax and National Insurance
The expense should be incurred wholly and exclusively as a result of renting out your property.
You have to pay Class 2 National Insurance if your profits are £6,475 a year or more and what you do counts as running a business,
for example if all the following apply:
How to calculate your taxable rental profits
There are different rules to follow if you’re:
Rates of tax
The rate of tax you pay depends on your total income for the year including any income from employment, self-employment or pension