Key deadlines if you're self employed

Here are the major Self Assessment and other important dates for the self-employed:

06-Apr
New tax year begins. Keep an eye on the latest tax changes so you are on top of any legislation updates this new tax year.
31-Jul
Second Payment on Account (POA) for Income Tax
05-Oct
Deadline for Self Assessment registration to notify chargeability of Income Tax/Capital Gains Tax
31-Oct
Deadline for postal submission of Self Assessment tax returns for tax year ended 5 April to be received by HMRC
31-Dec
Deadline for online submission of Self Assessment tax returns where payment is required through PAYE coding for tax year ended 5 April
31-Jan
Deadline for filing Self Assessment Tax Returns, including Capital Gains Tax, for tax year ended 5 April
31-Jan
Balancing payment of tax due and first Payment on Account for Income Tax for next tax year
05-Apr
Tax year ends
06-Apr
New tax year begins