Namespace Payetools.NationalInsurance.ReferenceData

Namespaces Classes

NiPeriodThresholdEntry

Represents a specific National Insurance threshold (e.g., LEL, UEL) adjusted for a specific pay frequency and number of periods, as NI is calculated based on the appropriate fraction of the applicable annual threshold.

NiPeriodThresholdSet

Represents a set of NI thresholds that have been adjusted to a proportion of the tax year.

NiThresholdEntry

Record that represents a given National Insurance threshold across various pay frequencies. Note that HMRC guidance is that only the annual threshold should be used for calculations; weekly and monthly thresholds are given for information only.

NiThresholdSet

Represents a set of National Insurance thresholds as defined by HMRC for a given tax year or portion of a tax year.

Namespaces Interfaces

INiCategoryRatesEntry

Interface for types that detail the various HMRC-published National Insurance threshold levels.

INiPeriodThresholdSet

Interface that represents a set of NI thresholds that have been adjusted to a proportion of the tax year.

INiReferenceDataProvider

Interface that classes implement in order to provide access to National Insurance reference data, i.e., rates and thresholds.

INiThresholdEntry

Interface for types that provide access to a given NI threshold value.

INiThresholdSet

Interface for types that represent a list of National Insurance thresholds as defined by HMRC for a given tax year or portion of a tax year. The list isn't specifically ordered; the items within the list provide their own mapping to NiThresholdType values.