Staying in the relevance to the topic of the Conference, determining the significance of administrative, issued acts by bodies of self-government units being supposed to provide performing so-called tasks will be a subject of this deliberations self-government. Shown issues are extremely important this way from a point of view of entities giving administrative decisions, as well as the ones to which they are directed. Issuing the administrative act (which can assume diversified forms) is determining the execution of tasks public assigned to individual self-government individuals. Therefore besides constituting normative acts is most often applied legal form of action of administration, also of the one acting on the self-government rung. Issuing the administrative act (which can assume diversified forms) is determining the execution of tasks public assigned to individual self-government individuals. Therefore besides constituting normative acts is most often applied legal form of action of administration, also of the one acting on the self-government rung. For moving closer extensive and enough complicated matter associated with these issues, will serve conducting characteristics of the scope and the way of spending by the commune administrator, (mayor, president of the city) of the most popular type of the administrative act assuming the form of the tax decision (establishing the amount of the tax liability – of proper dimensions) or the decision in the tax matter. As the name itself indicates these are kinds of administrative resolutions essential, conditioning timely recruiting of Financial means, necessary for the execution of tasks in the commune