Objective. To analyze the process of design and implementation of AUGE. Materials and methods. Literature review of pre-reform background, architecture design and implementation process of reform AUGE and complementary interviews to eight informants involved in its development. Results. The assessment of health equity was a key element in pre-reform, there are four fundamental dimensions in the design, and the implementation has nine phases. Conclusion. The results show AUGE strengthening public health by investing in equipment for cost-effective treatments, and also through clinical guidelines that standardize and guide the management of health professionals with patients.