|This article is non-canon.
This article covers a subject that has been deemed non-canon by either the author or the Harry Potter licensees, and thus should not be taken as a part of the "real" Harry Potter universe.
- "Extracurricular activities are subject to review by the High Inquisitor."
- —The Decree[src]
The Educational Decree Number Twenty-Nine was one of the Educational Decrees passed by Dolores Umbridge, then-Hogwarts High Inquisitor. This Educational Decree gave her the power to review all extracurricular activities and, presumably, the power to disband them. 
Behind the scenes
- As the numbering for this Educational Decree is not consistent with the numbering established in Harry Potter and the Order of the Phoenix, it cannot be considered canonical.
- Harry Potter and the Order of the Phoenix (film) (First appearance)