19 Jan PAYE – Q3 Payment Deadline
31 Jan Payment Deadline for Self-Assessment Balance and 1st Payment on Account.
31 Jan Self-Assessment – Online Return Filing Deadline
05 Apr Last Day of the Tax Year
06 Apr First Day of the Tax Year
19 Apr PAYE – Q4 Payment Deadline
06 Jul P11D Submission Deadline
19 Jul PAYE – Q1 Payment Deadline
22 Jul Class 1A NIC payment deadline
31 Jul Self-Assessment – 2nd Payment on Account Due
19 Oct PAYE – Q2 Payment Deadline
31 Oct Self-Assessment – Paper Return Filing Deadline