Analysis of information sources in references of the Wikipedia article "Islamic taxes" in English language version.
islamic taxes.
. When the Qur'an was revealed, it was common inside and outside of Arabia to levy poll taxes against alien groups. Building upon the historical practice, classical Muslim jurists argued that the poll tax is money collected by the Islamic polity from non-Muslims in return for the protection of the Muslim state. If the Muslim state was incapable of extending such protection to non-Muslims, it was not supposed to levy a poll tax.