Calculate NI due.

get
/engine/ni

Calculates National Insurance Contributions due given the values specified.
You would never need to use this API call in practice. It is provideded just for information and testing purposes

Store values

Parameters

string
If not provided then current tax year will be used. (optional)
number
The gross amount for which tax should be calculated. (optional)
string
The letter from the NI table (optional)
string
The PayPeriod (Weekly, Monthly, etc) (optional)
Try it

Possible Responses

200 Success NationalInsuranceCalculation application/json