(self assesment, paye and cis)

19 December 2017 – Deadline for postal payments remittance of PAYE, NiCs and CIS to HMRC.

22 December 2017 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

30 December 2017 – Deadline for filing Income Tax return with HMRC if Tax to be collected through PAYE Code Number.

19 January 2018 – Quarterly payment PAYE Tax and NIC for year ended 1 January 2018. Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 January 2018 – Quarterly payment PAYE Tax and NIC for year ended 1 January 2018. Deadline for electronic remittance of PAYE, NICs and CIS to HMRC for month ended 5 January 2018,

31 January 2018 – Deadline for paying Self Assessment balancing payment and capital gains Tax for tax year ended 5 April 2017. Deadline for 1st payment on Self Assessment account for 2017/18.

19 February 2018 – Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 February 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

19 March 2018 – Deadline for postal payments remittance of PAYE, NiCs and CIS to HMRC.

22 March 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

5 April 2018 – Tax year ends.

5 April 2018 – End of previous tax year. Deadline for 2017/18 ISA investments.

6 April 2018 – Start of 2018/2019 tax year.

7 April 2018 – VAT returns and payments due for Accounting Quarter period ending 28 February.

14 April 2018 – income tax due date for the CT61 period to 31 March 2018.

19 April 2018 – Quarterly PAYE/NIC due for year ended 5 April 2018. Final submission must be made to HMRC under RTI for the year.

22 April 2018 – Deadline for electronic payments to be cleared in HMRC’s bank account for any outstanding PAYE and Class 1 NICs for the tax year ending 5 April 2018.

7 May 2018 – VAT returns and payments due for Accounting Quarter period ending 31 March.

22 May 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

31 May 2018 – P60s to be given to all employees.

7 June 2018 – VAT returns and payments due for Accounting Quarter period ending 30 April if filed online.

19 June 2018 – Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 June 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

5 July 2018 – Deadline for PAYE Settlement Agreement (PSA) for 2017-18.

6 July 2018 – Deadline for filing forms P11 D, P11 D(b) for previous tax year and giving copies to employees.

6 July 2018 – Deadline for submitting form 42 or other relevant forms to report share-related benefits provided to employees.

19 July 2018 – Quarterly payment PAYE remittance due. Class 1 A payment to reach HMRC (postal). Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC for the tax year ending 5 April 2018.

22 July 2018 – Final date for electronic payments to be cleared in HMRC’s bank account for any outstanding Class 1A NICs for the tax year ending 5 April 2018.

22 July 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

31 July 2018 – 2nd Payment on Account for 2018/18 due to HMRC.

19 August 2018 – Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 August 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

19 September 2018 – Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 September 2018 – Deadline for electronic remittance of PAYE, NiCs and CIS to HMRC.

5 October 2018 – Deadline to notify chargeability and advise HMRC of need to register for Self-Assessment for 2017/18.

19 October 2018 – Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC for month ended 5 October 2018.

22 October 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

31 October 2018 – Deadline for filing Paper Income Tax Return with HMRC Deadline for submitting tax return if you want HMRC to calculate your tax liability.

19 November 2018 – Deadline for postal payments remittance of PAYE, NICs and CiS to HMRC.

22 November 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

19 December 2018 – Deadline for postal payments remittance of PAYE, NiCs and CIS to HMRC.

22 December 2018 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

30 December 2018 – Deadline for filing Income Tax return with HMRC if Tax to be collected through PAYE Code Number.

19 January 2019 – Quarterly payment PAYE Tax and NIC for year ended 1 January 2018. Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 January 2019 – Quarterly payment PAYE Tax and NIC for year ended 1 January 2018. Deadline for electronic remittance of PAYE, NICs and CIS to HMRC for month ended 5 January 2019,

31 January 2019 – Deadline for paying Self Assessment balancing payment and capital gains Tax for tax year ended 5 April 2018. Deadline for 1st payment on Self Assessment account for 2018/19.

19 February 2019 – Deadline for postal payments remittance of PAYE, NICs and CIS to HMRC.

22 February 2019 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.

19 March 2019 – Deadline for postal payments remittance of PAYE, NiCs and CIS to HMRC.

22 March 2019 – Deadline for electronic remittance of PAYE, NICs and CIS to HMRC.