The Minsiter of Magic: Cornelius Fudge

Department of International Magical Cooperation
Purpose: To keep nations that know about magic united together.
Head: Not Known. Previously Bartemius Crouch Sr.
Members: Percy Weasley

Department of Mysteries
Purpose: Top secret.
Head: Not Known.
Members: Bode and Croaker

Misuse of Muggle Artifacts
Purpose: To recover artifacts that Muggles use that are bewitched.
Head: Arthur Weasley
Members: Perkins

Department for the Regulation and Control of Magical Creatures
Purpose: To control and research magical creatures.
Head: Amos Diggory
Members: Not Known

Department of Magical Games and Sports
Purpose: To promote and organize magical games and sports.
Head: Ludo Bagman
Members: Perviously, Bertha Jorkins

Committee on Experimental Charms
Purpose: To experiment on new charms and spells.
Head: Not Known
Members: Gilbert Wimple

Accidental Magic Reversal Squad
Purpose: To "mop up the mess" when magic is performed in front of Muggles.
Head: Not Known
Members: Not Known

Department of Transportation
Purpose: To keep the magical forms of transportation hidden from the
Muggles.
Head: Not Known
Members: Not Known

Improper Use of Magic Office
Purpose: To punish wizards/witches who abuse their magical privileges.
Head: Not Known
Members: Hopkirk, Mafalda

Department of Transportation
Purpose: To keep the magical forms of transportation hidden from the
Muggles.
Head: Not Known
Members: Not Known

Goblin Liaison Office
Purpose: To keep the unity between Goblins and humans fresh.
Head: Not Known
Members: Not Known
 

Committee for the Disposal of Dangerous Creatures
Purpose: To keep the unity between Goblins and humans fresh.
Head: Not Known
Members: Walden McNair