Guidance and regulation

Find out when you can expect to receive a reply from HMRC to a query or request you've made.

• From: HM Revenue & Customs
• Updated: 10 May 2023

View your Annual Tax Summary and find out how the government calculates and spends your Income Tax and National Insurance contributions.

• From: HM Revenue & Customs
• Updated: 13 February 2024

Find and use tools and calculators that will help you work out your tax.

• From: HM Revenue & Customs
• Updated: 28 March 2024

How to work out your adjusted net income and the circumstances when it can affect your tax liability.

• From: HM Revenue & Customs
• Updated: 11 December 2018

Use this list to check if you can claim a fixed amount of tax relief (also known as 'flat rate expenses') for your work expenses if you're an employee.

• From: HM Revenue & Customs
• Updated: 2 November 2022

Tell HMRC if you've left or intend to leave the UK and find out how to get relief or a repayment on UK Income Tax (P85).

• From: HM Revenue & Customs
• Updated: 9 February 2024

If you’re eligible, you can claim Income Tax relief on your job expenses by post using form P87, or by phone.

• From: HM Revenue & Customs
• Updated: 26 March 2024

Find out about tax as a landlord, and how to work out your rental income if you rent out property.

• From: HM Revenue & Customs
• Updated: 18 October 2023

How to claim back tax that HMRC owes you on a small pension lump sum that you've received in the current tax year (P53).

• From: HM Revenue & Customs
• Updated: 10 October 2023

How to claim a refund in the current tax year on an overpayment of tax when you've flexibly accessed part of your pension pot.

• From: HM Revenue & Customs
• Updated: 6 April 2024

Find out about annual tax-free allowances for property or trading income and if you qualify.

• From: HM Revenue & Customs
• Updated: 8 May 2019

Use this tool to find out what the numbers and letters in your tax code mean and how much tax you will pay.

• From: HM Revenue & Customs
• Updated: 25 July 2023

Find the rates and allowances for Income Tax including the previous 3 tax years.

• From: HM Revenue & Customs
• Updated: 15 January 2024

Apply for a repayment of tax on your savings interest using form R40 if you do not complete a Self Assessment tax return.

• From: HM Revenue & Customs
• Updated: 30 January 2024

How to claim a refund in the current tax year if you are not getting taxable benefits or a pension from your employer and you've not started a new job (P50).

• From: HM Revenue & Customs
• Updated: 10 October 2023

Find out about how and what you’ll be paid and how to check your pay when you’re employed by an umbrella company as a temporary worker.

• From: HM Revenue & Customs
• Updated: 29 November 2023

Rates and allowances for travel including mileage and fuel allowances.

• From: HM Revenue & Customs
• Updated: 26 March 2024

If you’ve received a serious ill-health pension lump sum or flexibly accessed all of your pension, claim a tax refund with form P53Z .

• From: HM Revenue & Customs
• Updated: 10 October 2023

See how to work out the tax relief for individual landlords and assess the impact of the finance cost restriction from 6 April 2017.

• From: HM Revenue & Customs
• Updated: 6 April 2017

Use form MATCF to apply for Marriage Allowance to transfer 10% of your Personal Allowance to your husband, wife or civil partner.

• From: HM Revenue & Customs
• Updated: 9 April 2024