The Free Trade Zone Regime was established under Act 15.921, also called the Free Zones Act, which was passed on December 17th, 1987.  Said Act declared the promotion and development of Free Trade Zones in Uruguay of national interest and set the rules for their exploitation, providing major tax benefits.

· An exemption of all national taxes, whether existent or to be created in future.  Some of these tax exemptions include: Income Tax, VAT, Net Worth Tax, Specific Internal Tax, Corporation Control Tax.
IVA, Impuesto al Patrimonio, Impuesto Específico Interno, Impuesto al Control de las Sociedades Anónimas.
· The State monopolies are not applicable in Free Trade Zones.
· Free entry and exit of currencies.
· Up to 25% of the personnel may be foreign citizens and they do not have to make contributions to the Uruguayan social security system.
· The Uruguayan State - subject to liability for all damages - guarantees users all the rights, benefits and tax exemptions they are entitled to by law until the termination of the contract.
· An exemption of all national taxes on goods, services, merchandise and raw materials entering or exiting  Free Trade Zones, regardless of their origin.
· The Uruguayan State ensures users the necessary infrastructure and services in order to operate during the whole period of duration of the contract, should the operator of the Free Trade Zone lose its status.
· Goods may remain within the Free Trade Zones for unlimited time.