Self-assessment deadline (online)
Deadline for online submission of self-assessment tax return for 2018/19 tax year.
Deadline for online submission of self-assessment tax return for 2018/19 tax year.
Deadline for online submission of self-assessment balancing payments for 2018/19 tax year.
Deadline for all settlements on loans advanced through disguised remuneration schemes dating back to 1999, subject to change.
Deadline for online submission of self-assessment tax returns for tax year ended 5 April 2018 for HMRC to collect tax through PAYE codes, where they owe less than £3,000.
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.