The book: Negative Administrative Decisions Author: Ahmed Ibrahim Metwally Year of Publication: 2021 Specialization: Administrative Law Publishing House: Dar Al-Fikr Al-Jamei About the book: The negative administrative decision theory is one of the pillars of all administrative judicial theories, and its importance is due to the fact that such decisions are difficult to define and achieve its domains; Considering that the administrative decision is the administrative authority’s disclosure of its will in the event that the negative administrative decision does not disclose openly or clearly to the administration its will to establish, amend or cancel legal centers. Hence, the access to the administration’s silence on this disclosure and revealing its essence was by clarifying what the silence is and its types, the silence that the law relied on, the nature of the negative administrative decision and its elements, when it arises, its legal nature and characteristics, and the fine thread that distinguishes between it and the implied decision and the judgmental decision or As well as the distinction between the negative decision and the management's refusal to exercise its discretionary power,