Do you need to complete a tax return? If you have relatively straightforward tax affairs and already pay tax through PAYE (Pay As You Earn) you probably won't need to complete a tax return. But if you have income from self-employment or above a certain level you may need to complete one. You have income from savings, investment or property If you are an employee or a pensioner and already pay tax through a PAYE code, you can sometimes ask for tax that you owe on income, such as savings and property, to be collected through your code number. You'll need to complete a tax return instead if the income you receive is: 10,000 or more from taxed savings and investments 2,500 or more from untaxed savings and investments 10,000 or more from property (before deducting allowable expenses) 2,500 or more from property (after deducting allowable expenses) If you don't pay tax through a PAYE code you'll need to complete a tax return if all of the following apply: you have income to declare, for example income from savings, trusts or abroad, rental income from land or property You need to claim expenses or reliefs If you're employed and want to claim expenses or professional subscriptions of 2,500 or more, you'll need to complete a tax return. If you want to claim expenses below this amount, you can contact HMRC. You can only claim certain reliefs, such as Enterprise Investment Scheme relief or relief on Venture Capital Trusts, by completing