Important Dates
Payments: Income Tax and Class 4 National Insurance Contributions
1st Payment on Account: 31st January
2nd Payment on Account: 31st July
Balancing Payment: 31st January
Capital Gains Tax
31st January
Class 1A National Insurance Contributions
19 July
Corporation Tax
9 months and 1 day after the end of accounting period (or in some cases by quarterly instalments)
Returns Filling Deadlines:
6 July: P9D, P11D and P11D(b) and appropriate copies to employees
31 October: Self Assessment Tax Return (SATR) – Paper version
30 December: Self Assessment Tax Return (SATR) – Online filling (Where outstanding tax less than £2,000 to be included in 2011-2012 PAYE code)
31 January: Self Assessment Tax Return (SATR) – Online filling