CT61 payment
Due date for income tax for the CT61 quarter to 31 December 2018.
Due date for income tax for the CT61 quarter to 31 December 2018.
Construction Industry Scheme: monthly return due for period up to 5th of previous tax month.
Deadline for online submission of self-assessment tax return for 2017/18 tax year.
Deadline for online submission of self-assessment balancing payments for 2017/18 tax year.
Deadline for first self-assessment payment on account for tax year ended 5 April 2018.