Below are reminders for some specific accounting deadlines:

Monthly

21 days until next Corporation tax payment deadline
27 days until next VAT return submission deadline
8 days until next PAYE and NIC payment deadline
20 days until next deadline for filing company accounts with Companies House and HMRC

Yearly

117 days to submit form Plld
130 days until Class 1A NIC payment is due
142 days until Self Assessment second payment on account is due
234 days to submit paper Tax Return
326 days to submit online Tax Return
326 days until Self Assessment first payment on account is due