EC sales list

Deadline for online monthly or quarterly return filing.

CIS return

Construction Industry Scheme: monthly return due for period to 5th of month.

PAYE settlements

Tax and class 1B national insurance contributions due on PAYE settlements for 2016/17. If paying by cheque this must be with HMRC by today.

PAYE/class 1 NICs quarterly payment

Quarter 2 (2017/18) PAYE/NIC payment due where paid by cheque. The cheque must be with HMRC by this date in order to avoid automatic interest charge.