How to Submit a Form P11d(b) Online

How to Submit a Form P11d(b) Online. Submitting your form P11d(b) online is the quickest way to fill out and submit it. Here’s where you find the form and how to fill it out.


What is a P11d(b) Form

A P11d(b) form summarises the total value of benefits that an Employer has provided to its Employees, along with showing the total amount of Class 1A National Insurance payable.  

Read More: P11d(b) Form Explained

How to Submit a Form P11d(b) Online

To complete a form P11d(b) online, you’ll need to have filled out all your employees’ P11d forms online first.

You can only submit a form P11d(b) online, once you have completed all P11d forms for your employees who have received benefits (this must be done online as well).

Once this is completed all P11ds you will be given an option to complete your Employees P11d(b). 

e-Guide: The Step-by-Step Guide to Completing P11ds

You then need to enter the summary total of benefits liable to Class 1A NICs – this is the total cash equivalent amount of benefits paid for on behalf of employees.

The next step is to Complete the Declaration

Then finally confirm you wish to submit your P11d(b) form

How to Pay Class 1A National Insurance on Benefits in Kind

Any Class 1a National Insurance on Benefits in Kind must be paid separately to normal payroll taxes. 

HMRC offers a variety of methods to pay P11d(b) national insurance and you can click HERE to find out about these methods.

Class 1a National Insurance on Benefits is Kind is due for payment by 22 July each year (19th July if you pay by post).

Updated 15 April 2019

Anita Forrest
About Anita Forrest

Anita Forrest is a Chartered Accountant, spreadsheet geek, money nerd and creator of - the UK small business finance blog for the self-employed community. Here she shares simple, straight-forward guides to make self-employment topics like taxes, bookkeeping and banking easy to understand.