The concept behind GST was invented by a French tax official in the 1950s. In some countries it is known as VAT, or Value-Added Tax. Today, more than 160 nations, including the European Union and Asian countries such as Sri Lanka, Singapore and China practice this form of taxation. Roughly 90 percent of the world’s population live in countries with VAT or GST.

Here are some of the tax rates of countries around the world who have implemented GST or VAT.