Main Capital Allowances

Plant and Machinery:

Energy saving and environmentally beneficial equipment, electric and low CO₂ emission (up to 110 g/km) cars, natural gas/hydrogen refuelling equipment:  first year allowance 100%

Annual investment allowance (AIA) – on first £50,000 of investment not already qualifying for 100% first year allowance 100%

Writing down allowance (WDA) on expenditure not qualifying for AIA:
Long-life assets, integral features of buildings 10%

Other plant and machinery (including cars up to a maximum cost of £12,000) 20% 

Buildings:

Industrial and agricultural buildings and hotels WDA (on building cost) 3%

Enterprise Zone allowance, conversion of parts of business premises into flats, business premises renovation: max initial allowance 100%