Main Capital and Other Allowances

2010/11
Plant & machinery 100% annual investment allowance (first year) £100,000
Plant & machinery (reducing balance) pa
20%
Patent rights & know-how (reducing balance) pa
25%
Certain long-life assets, integral features of buildings (reducing balance) pa
10%
Industrial & agricultural buildings (straight line) 1%
Energy & water-efficient equipment 100%
Zero emissions goods vehicles (new)
100%
Qualifying flat conversions, business premises & renovations 100%
 
Motor cars: Expenditure on or after 1/4/09 (corporation tax) or 6/4/09 (income tax)
CO2 emissions of g/km: 
110 or less* 111-160 161 or more
Capital allowance: 100%
first year
20%
reducing balance
10%
reducing balance
* If new


Research & Development: Capital expenditure 100%
  Revenue expenditure:
- small/medium-sized companies
- large companies
175%
130%