P11D forms report expenses and benefits given to
employees and directors through the tax year.
The deadline for reporting for year ending 5th
April 2017 is 6th July 2017.
You must also tell HMRC the total amount of Class 1A
national insurance contributions you owe by this date (using P11D(b)). Payment must
be received by HMRC by 22nd July, or 19th July (if paying
If you are deducting tax on all expenses and benefits
through your payroll (payrolling), then you don’t need to submit a P11D, but
still need to submit a P11D(b).