Capital Allowances

2024-25 2023-24
Plant and Machinery
18%
18%
Main writing down allowance
6%
6%
Long life assets, integral fixtures
100%
100%
Full expensing – 100% FYA (companies only)
50%
50%
Full expensing – Special Rate FYA (companies only)
50%
50%
R&D Intensive SME deduction rate
186%
186%
R&D Merged Scheme
20%
Structures and buildings allowance
3%
3%
Annual Investment Allowance (AIA)
£1,000,000
£1,000,000
Cars
100%
100%
New and unused, CO2 emissions are 0g/km (or car is electric)
18%
18%
Second hand electric car
18%
18%
New or second hand, CO2 emissions are 50g/km or less
6%
6%
New or second hand, CO2 emissions are over 50g/km

Disclaimer

In preparing and maintaining this section of our website, every effort has been made to ensure the content is up to date and accurate – the data was correct at time off publication. However, the law and regulations are constantly changing, and unintentional errors can occur, meaning the information may not be current or accurate. For clarity and assured up to date information please check https://www.gov.uk/browse/tax

We make no representation or warranty (including liability towards third parties), express or implied, regarding the accuracy, reliability, or completeness of the information on the website. Please do not act directly on anything you read—contact us first for advice on how it may affect your individual circumstances.