The term public policy is often confused by people who could not understand what it is. The public policy means the mixture of legislation as a result of government politically prioritized ideas with that broad policy directive statements directed at civil service and public agencies periodically to enhance adequate socio-economic and market stability aimed at productivity. The lives of individuals and that of business organizations are affected every day by policies instituted by governments, political organizations, social organizations, labour groups, educational institutions, labour groups, service organizations, communities and even religious organizations such as churches. The pronouncements or policies of all these institutions affect man’s life in every ramification, especially the economic lives of people. The research question is how public policy comes to the fore, and what is its interface? The research goes on to explain what it is. Having explained public policy, we proceed to discuss the emergence of public policy in Nigeria and its interface.