Don't miss your tax deadline!

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Due dates

Form P11D and P11D(b) filing deadline is 6th July following tax year, i.e. for 2012/13 the deadline date is 6th July 2013.

Payment date of Class 1 A NIC is due by 19th July following the tax year. i.e. by 19th July 2013 (22nd July if paid electronically) unless the business ceased before.

If business ceases, payment is due 14 days after the end of the final tax month of trading.


Non-submission or overdue:

Form P11D(b): £100 per every 50 employees (or part of 50) per month or part month.

Incorrect P11D and P11D(b)returns:

A penalty is based on a % of potential revenue lost according to taxpayer behaviour and the degree of culpability or guilt:

100% (deliberate and concealed action)

70% (deliberate but not concealed action)

30% (careless action)

0% (genuine mistake, after taking reasonable care)

Late payment of Class 1A NIC

Non-payment Class 1A NIC: statutory interest charged immediately from 19th July (22nd if paid electronically)