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 provided just for information and testing purposes.
Access is limited so you'll probably receive a 401 response if you try to use it.

Store values

Parameters

taxYear string

If not provided then current tax year will be used. (optional)

gross number

The gross amount for which tax should be calculated. (optional)

niCategory string

The letter from the NI table (optional)

payPeriod string

The PayPeriod (Weekly, Monthly, etc) (optional)

Try it

OAuth Token

Api Key

Response Code

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Response Headers

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Possible Responses

200	Success	`NationalInsuranceCalculation`	application/json