The Republic of Croatia is one of the transition countries that have abandoned planned economy and turned towards market-oriented economy. These new conditions of the market-oriented economy required normative adjustments in certain spheres of social and economic activity, resulting in the realization of new income in the budget structure, the likes of which were unknown in the economy of self-managing socialism. New sorts of budget income found themselves in the quantitative and qualitative function of satisfying public needs. In that respect, the authors of this paper explain the following: * The concept of concession, i.e., concession income in telecommunications; * The concept of telecommunications; * Normative regulations related to telecommunications in the Republic of Croatia; * Normative prerequisites for the realization of concession income on the example of a radio station.