CT61
Return and payment for quarter ended 31 March.
Personal tax returns (online)
Midnight deadline to submit online self-assessment tax returns for 2022/23.
Balancing payment
Midnight deadline to pay any outstanding tax you owe from 2021/22.
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.