First payment on account
Midnight deadline to pay half of any tax owed for 2022/23.
Personal tax returns (online)
Midnight deadline to submit online self-assessment tax returns for 2021/22.
Online self-assessment (PAYE)
Deadline for online submission of self-assessment tax returns for tax year ended 5 April 2022 for HMRC to collect tax through PAYE codes, where they owe less than £3,000.
Paper deadline for self-assessment
Deadline for paper submission of self-assessment tax return for tax year ended 5 April 2021.
Income tax and capital gains
Taxpayers who do not receive a self-assessment tax return to complete must notify HMRC by 5 October if they had income or capital gains in the previous tax year on which further tax is due.