Abstract
The administrative decision is not applying and execute to individuals unless they are informed by legal means. Therefore, it is necessary to clearly these conditions and the means to achieve them. This research deal with the subject of the entry into force of the administrative decision and its validity towards individuals in three sections. The first section of this research dealt with the definition of publication and its distinction from the publishing. The second section will discuss the concept of advertising in general and then the ways of advertising the administrative decision. The third chapter deals with the meaning of certainty science and its conditions and its proof. Finally, the conclusion that includes the results and recommendations that reached through this research.
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