This document provides guidance on understanding and calculating Zakah. It discusses what Zakah is, who pays it and who receives it. Zakah is a compulsory charitable contribution in Islam. It is payable on certain assets above a minimum threshold called Nisab. Those who must pay Zakah are sane adults who possess wealth above the Nisab level. The recipients include the poor, needy, collectors, potential converts, slaves seeking freedom and debtors.