Key income tax parameters for the UK.

Source: R/data.R

A dataset containing the main tax parameters used for calculating net income for the UK (outside of Scotland).

tax_parameters

Format

A data frame with 3 rows (one for each tax year) and 14 variables:

year_tax_end

the calendar year in which the end of the tax year occurs

level_ni_lower

the lower level breakpoint for National Insurance

level_ni_upper

the upper level breakpoint for National Insurance

level_allowance_lower

the lower level breakpoint for personal allowance

level_allowance_upper

the upper level breakpoint for personal allowance

level_tax_higher

the income breakpoint for higher rate income tax

level_tax_upper

the income breakpoint for upper rate income tax

rate_ni_lower

the lower level tax rate for National Insurance

rate_ni_upper

the upper level tax rate for National Insurance

rate_allowance_drop

the rate at which personal allowance drops after `level_allowance_upper`

rate_tax_basic

the basic rate of income tax

rate_tax_higher

the higher rate of income tax

rate_tax_upper

the upper rate of income tax

rate_tax_sales

the rate of sales tax, also called VAT