The Inter-American Development Bank (IDB) has financed through loan 5032/OC-AR the "Public Health Immediate Response Project in the Framework of the COVID-19 Pandemic to Contain, Control and Mitigate its Effect on the Provision of Services of Health in Argentina", executed by the Ministry of Health of the Nation. For the development of this project, a Consulting Service is needed Development of a System of Accreditation of Quality Assurance and Good Practices of Laboratories of the National Network of Laboratories and External Evaluation for the Accreditation of Laboratories of the National Networks of Laboratories of the National Administration of Laboratories and Health Institutes “Dr. Carlos G. Malbrán” – ANLIS.