The objective of this work is to implement electronic invoicing in the universal hardware company, issued in Decree 2242 of November 24, 2015 as a result of technological progress and evolution of the billing system, in which a work plan is developed According to the needs of the company, the development of these new technologies brings various benefits for the taxpayer and the entities, in addition to being an optimal process that allows a service that is agile, timely and precise.