1 December 2017

Due Date for Corporation Tax due for the year ended 31 January 2017

19 December 2017

PAYE and NIC deductions for month ended 5 December 2017 (if you pay electronically the due date is extended to 22 December 2017)

19 December 2017

Filing deadline for the CIS300 monthly return for the month ended 5 December 2017

19 December 2017

CIS tax deducted for the month end 5 December 2017 is due today (if you pay electronically the due date is extended to 22 December 2017)

1 January 2018

Due date for Corporation Tax due for the year ended 31 March 2017

19 January 2018

PAYE and NIC deductions for month ended 5 January 2018 (if you pay electronically the due date is extended to 22 January 2018)

19 January 2018

Filing deadline for the CIS300 monthly return for the month ended 5 January 2018

19 January 2018

CIS tax deducted for the month end 5 January 2018 is due today (if you pay electronically the due date is extended to 22 January 2018)

31 January 2018

Self-Assessment Deadline for paying your Personal Tax Liability for the year ending 5 April 2017 together with your first payment on account (if applicable)