Ambient Intelligent are usually emerged in contexts like health, education, business and so on. However there are not many researches focusing on social aspects as public administrations. In these kinds of contexts, some problems are continuously in our minds. Especially these that people waste time on clues or solving dubs about the required documents. In this work we present a proposal through the adaptability of the Near Field Communication technology (NFC). With it, some tags and readers can interact with the mobile phones, running different applications according to the places, contexts and users' requirements.