Tax Calendar for 2018-19
Below are some of the most important HM Revenue & Customs tax dates and deadlines for employers and individuals which arise during the 2018-18 tax year
6 April 2018 First day for 2018-19 tax year.
19 April 2018 Due date for any outstanding PAYE and Class 1 NIC payments for 2017-18 (19 April if paying non-electronically).
31 May 2018 Deadline for issuing form P60 (Certificate of Pay) to employees for 2017-18.
6 July 2018 Deadline for filing forms P9D , P11D and P11D(b) in relation to employee benefits for 2017-18.
6 July 2018 Last date to provide 2017-18 forms P9D & P11D to relevant employee.
19 July 2018 Postal payments of employer class 1A National Insurance Contributions (on employee taxable benefits) from 2017-18 must reach HMRC accounts office.
22 July 2018 Electronic payment of employer class 1A National Insurance Contributions for 2017-18 must reach HMRC bank account.
31 July 2018 Second Self Assessment payment on account due for 2017-18 tax year.
1 October 2018 Corporation Tax due for companies with a 31 December 2017 year-end (9 months and a day after the end of accounting period).
5 October 2018 Individuals must notify HMRC of new sources of taxation income arising during 2017-18 where the Tax Return has not been received.
31 October 2018 Deadline for submission of PAPER Self Assessment tax returns for 2017-18.
1 January 2019 Corporation tax due for companies with a 31 March 2018 year-end.
31 January 2019 Deadline for submission of ONLINE Self Assessment tax returns for 2017-18.
31 January 2019 Deadline for paying Self Assessment balancing payment for 2017-18.
31 January 2019 First Self Assessment payment on account due for 2018-19.
31 January 2019 Capital gains tax due for 2017-18.
5 April 2019 Last day of the 2018-19 tax year.
