|Main rate pool: writing down allowance
|Special rate pool (long life assets, integral features): writing down allowance||8%||6%|
|Annual Investment Allowance (AIA) cap:||£200,000||£1,000,000|
Expenditure within the AIA qualifies for 100% allowance in the year of purchase. The AIA cap is currently £1,000,000 from the 1st January 2019 for two years. If the accounting period is shorter or longer than 12-months the AIA cap is apportioned based on the length of the period.
The AIA allowance allows businesses to invest in equipment and fixtures (cars and buildings don't qualify), with 100% tax relief in the year of purchase.