1 December: Corporation tax payment for company not within the instalment regulations: year ending 29 February 2012

5 December: End of month 8 for PAYE

7 December: Online VAT return due to be filed and electronic payment of VAT due to be cleared into HMRC bank: quarter ended 31 October 2012

12 December: Direct debit VAT payment will be taken: quarter ended 31 October 2012

19 December: CIS monthly return deadline: month ended 5 December 2012

19 December: Cheque payments due for PAYE/NI, student loan and CIS: month ended 5 December 2012

22 December: Electronic PAYE/NI etc payments to be cleared into HMRC bank: month ended 5 December 2012

30 December: Deadline for submission of self assessment tax returns where tax owed is to be collected by tax code (where less than £3,000)

31 December: Company tax return CT600 due to HMRC: years ending 31 December 2011

31 December: Company accounts (Private Limited Co) due to be filed: years ending 31 March 2012

31 December: Company accounts (Public Companies) due to be filed: years ending 30 June 2012

1 January 2013: Corporation tax payment for company not within the instalment regulations: years ending 31 March 2012