National Insurance number
The National Insurance number is used as a reference number in the Pay As You Earn system, and also by the self-employed. It is also used in applications for Individual Savings Accounts (ISAs), to check that an individual has opened only one ISA in a tax year.
General Organization for Social Insurance
The General Organization for Social Insurance (GOSI) is a Saudi Arabian government agency concerned with social insurance in the country. GOSI is supervised by a board of eleven directors from government departments, employers and insured persons.
Saudi Example: calculations for the GOSI are based on earning of an employee (Basic Salary + Housing Allowance) of a particular Organization. Calculations are divided into 3 categories: