当前影响阿富汗的主要有三大法律体系：宪法、古兰经和被称为Farhang的习惯法。 而在习惯法中，最重要也最严格的版本当属普什图法（Pashtunwali ） 。
In Afghanistan, there are three principal legal references:  constitutional law, the Koran, and the system of customary law known as Farhang, the most dominant and strictest version of which is called Pashtunwali (the way of the Pashtuns).