The Act regulates provisions on direct taxes in the State. In particular, all owners of properties located in Iran and all legal and real persons who have income in Iran must pay taxes. All incomes from agricultural activities, medical expenses and all incomes from handcrafts are exempted from the tax. The Law consists of 271 articles, sub-divided into five chapters: Taxable Persons (I); Property Tax (II); Income Tax (III); Miscellaneous Provisions (IV); Tax Assessment Organization (V).