If you pay electronically this is the 22nd of each month.
You can pay electronically using any of the methods listed below.
Those that pay electronically must pay before the end of the month.
If you are a large employer (250 or more employees) you must pay electronically.
If you submit your return online, you must pay electronically.
You can pay electronically from a bank account outside the UK.
Ask your tax professional about filing and paying electronically.
In most cases, paying electronically will provide you with up to seven extra calendar days in which to pay.
The P30B letter provides all the up-to-date information needed on how you can pay electronically.
Technical issues covered include creating a digital identity and experimenting with different ways to pay electronically.