National Export Suppliers (PRONEX)
The firms registered in the Maquila Export Industry, the ones under the Temporary Imports Program for the Production of Export Goods (PITEX), the Foreign Trade Enterprises (ECEX) and the firms from the terminal automobile industry or manufacturers of auto-transport vehicles or auto-parts with fiscal deposit in force, can acquire merchandise for its usage in the productive process of merchandise destined for exports or simply for their export (As in the case of ECEX), under the treatment of Definitive Exports
This mechanism called National Export Suppliers (PRONEX) has been one of the Federal Government's instruments for the promotion of production, and it has strengthened the development of this country's productive chains.
PRONEX is an instrument that consists in giving a definitive export treatment to the definitive alienation of national or imported merchandise carried out by national suppliers, for the purpose of invoicing it at a 0% VAT rate.