The article highlights the post-industrial aspects of approaches to public administration, the "model of public service", the "model of public service" - the "service feature" of relations between the state and the public, theoretical issues of the application of business models in public administration, such as Business City, Smart City, Smart state, "Provider of public services". Based on theoretical approaches, it was proposed to provide public services to the population based on the principle of "state – service provider" as one of the most optimal solutions for public administration in a post-industrial society