||Due date for payment of Corporation Tax for period ended 31 December 2017.
||Deadline for notifying HMRC of new sources of taxable income or gains or liability to the High Income Child Benefit Charge for 2017/18 if no tax return has been issued.
||Due date for income tax for the CT61 quarter to 30 September 2018.
||Tax and NICs due under a 2017/18 PAYE Settlement Agreement.
PAYE, Student loan and CIS deductions are due for the month to 5 October 2018.
PAYE quarterly payments are due for small employers for the pay periods 6 July 2018 to 5 October 2018.
||Deadline for submitting ‘paper’ 2017/18 self assessment returns.