why do we pay national insurance in the uk
National Insurance In the United Kingdom, National Insurance (NI) is a system of taxes paid by workers and employers, used primarily to fund state benefits. It was initially a contributory system of insurance against illness and unemployment, and later also provided retirement pensions and other benefits.[1] It was first introduced by the National Insurance Act 1911 and expanded by the Labour government in 1948, and has been subject to numerous amendments in subsequent years.
National Insurance number The format of the number is two prefix letters, six digits, and one suffix letter.[7] The example used is typically QQ123456C. Often, the number is printed with spaces to pair off the digits, like this: QQ 12 34 56 C.