Tax agents: key tax deadlines 2016 to 2017
January 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
31 – Deadline for filing Self Assessment Tax Returns for tax year ended 5 April 2017 and 2016/17 Capital Gains Tax
Deadline for first payment on Self Assessment account for 2017/18
February 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
March 2018
13 – Spring Statement announced
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
April 2018
5 – 2017/18 tax year ends
6 – 2018/19 tax year begins
7 – Deadline for VAT returns and payments of Accounting Quarter period ending 28 February 2018
14 – income tax due date for CT61 period to 31 March 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
May 2018
7 – Deadline for VAT returns and payments of Accounting Quarter period ending 31 March 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
31 – Give a P60 to all employees on your payroll
June 2018
7 – Deadline for VAT returns and payment Accounting Quarter period ending 30 April 2018 if filed online.
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
July 2018
5 – Deadline for PAYE Settlement Agreement (PSA)
6 – Submit P11D forms online to HMRC, give employees a copy of the information and inform HMRC the total amount of Class 1A National Insurance owed on form P11D(b)
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
August 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
September 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
October 2018
5 – Deadline to notify chargeability of Income Tax/Capital Gains Tax for 2017/18
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
31 – Deadline for postal submission of Self Assessment tax returns for tax year ended 5 April 2018 to be received by HMRC
November 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
December 2018
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
30 – Deadline for online submission of Self Assessment tax returns for tax year ended 5 April 2018
January 2019
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
31 – Deadline for filing Self Assessment Tax Returns for tax year ended 5 April 2018 and 2017/18 Capital Gains Tax
Deadline for first payment on Self Assessment account for 2018/19
February 2019
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
March 2019
19 – Monthly deadline for postal payments of CIS, NICs and PAYE to HMRC
22 – Monthly deadline for electronic remittance of CIS, NICs and PAYE to HMRC
April 2019
5 – 2018/19 tax year ends
