The Major Investigation Department was an office found deep within of the headquarters of the Magical Congress of the United States of America that tracked magical activity, hunted wanted criminals, and worked to prevent exposure of the wizarding world.


Members of the department included the Investigative Team, which included the input of the President of the Magical Congress of the United States of America and highest-level Aurors.[1][2]

They gathered in a meeting room located deep within the Magical Congress of the United States of America in which high level MACUSA employees met to discuss ongoing investigations. In addition to a large meeting table, it held various tools to track magical activity such as a Real-Time Hex Indicator map, Spell Contraventions map, detailed maps of New York, a bulletin board of wanted criminals, and copies of Rappaport's Law.[3] It also held wooden cabinets whose drawers were filled with past investigation files and subject to the highest level of magical security measures.[3]


In 1926, the Invesigative Team included the participation of President Seraphina Picquery and highest Aurors including Percival Graves.[1][2]

On 6 December 1926, President Seraphina Picquery and Percival Graves (actually Gellert Grindelwald in disguise) held a meeting in this department to discuss the strange events taking place in New York.[3]

On 7 December 1926, President Picquery met in the Major Investigation Department with top Aurors to track the destruction caused by the Obscurus of Credence Barebone.[4]


Notes and references

Magical Congress of the United States of America

Josiah Jackson (1693-?) · Charity Wilkinson · Thornton Harkaway (c. 1760) · Able Fleming · Elizabeth McGilliguddy (c. 1777) · Emily Rappaport (c. 1790) · Seraphina Picquery (1920-1928) · Samuel G. Quahog (c. 2014)


Abraham Potter · Berthilde Roche · Carlos Lopez · Cormac O'Brien · E. W. Limus · Gondulphus Graves · Helmut Weiss · M. L. Minus · M. P. Carneirus · Mary Jauncey · Mungo MacDuff · Percival Graves · Porpentina Goldstein · Robert Grimsditch · Theodard Fontaine · Wilhelm Fischer

Other positions

Apparition Examiner · Auror Commissioner · Captain of Aurors · Chief Auror · Chief of Staff · Director of Magical Security · Executioner · Federal Identity Commissioner · Federal Wand Permit Officer · Keeper of Treasure and Dragots · Obliviator ·Surveillor of Activity

Other employees

Abernathy · Albert Perschky · Aristotle Twelvetrees · Bernadette · Beryl · Cecily · E. A. Limus · F. Wakefield · Irene Kneedander · J. Ward · L. O'Sullivan · Magali Crowe · Paloma Proudfoot · Queenie Goldstein · Red · Ruby · Sam · Unidentified executioner (I) · Unidentified executioner (II) · Y. Blishen


Body for Protection of Magical Species · Department for Magical Security ·Department of Aurors · Department of Magical Law Enforcement · Federal Bureau of Covert Vigilance and No-Maj Obliviation · Department of No-Maj Misinformation · Department of Unidentifiable Magical Objects · MACUSA Surveillance Wizarding Resources Department · Magical Cleaning Department · Major Investigation Department · U.S. Auror Divisions · Wizarding Resources Department


Death Cell · Great Meeting Chamber · Pentagram Office · Percival Graves' office · Typing Pool · Wand Permit Office · Young Wizards Daycare Center