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Tax Diary June/July 2019

1 June 2019 – Due date for Corporation Tax due for the year ended 31 August 2018. 19 June 2019 – PAYE and NIC deductions due for month ended 5 June 2019. (If you pay your tax electronically the due date is 22 June 2019) 19 June 2019 – Filing deadline for the CIS300 monthly return for the month ended 5 June 2019.  19 June 2019 – CIS tax deducted for the month ended 5 June 2019 is payable by today. 1 July 2019 – Due date for Corporation Tax due for the year ended 30 September 2018. 6 July 2019 – Complete and submit forms P11D return of benefits and expenses and P11D(b) return of Class 1A NICs. 19 July 2019 – Pay Class 1A NICs (by the 22 July 2019 if paid electronically). 19 July 2019 – PAYE and NIC deductions due for month ended 5 July 2019. (If you pay your tax electronically the due date is 22 July 2019) 19 July 2019 – Filing deadline for the CIS300 monthly return for the month ended 5 July 2019.  19 July 2019 – CIS tax deducted for the month ended 5 July 2019 is payable by today.