There are similar entities set up for other countries, though there appears to be little interaction between them. We do meet some of the counterparts from the Bulgarian Government when the Quidditch World Cup is held in England between Bulgaria and Ireland. The following departments, committees and offices are specifically mentioned in the text, or have to exist based on other facts specified.
Ministry of Magic - Cornelius
Fudge
Senior Undersecretary to the Minister - Dolores Jane Umbridge - V-136
Department of Magical Law Enforcement -Amelia
Susan Bones IV-526 - V-136
Improper
Use of Magic Office - Mafalda Hopkirk - II-10, V-28
Misuse of Muggle Artifacts
Office - Arthur Weasley IV-36
Registry of Proscribed Charmable Objects - IV-91
Accidental Magic Reversal Squad
Obliviator -
Arnold Peasegood
Committee on Experimental Charms
- Gilbert Wimple IV-86, II-19
Office of Misinformation FB-xx
Department of Magical Catastrophes
- IV-103
Magical Law Enforcement Squad - IV-103
Obliviator
Headquarters - V-129
Muggle-Worthy Excuse Committee
- V-129
Auror Headquarters - V-129
Wizengamot
Administration Services - V-129
Department of Mysteries
Unspeakables (Bode and Crocker)
IV-86
Department of International Magical Cooperation
- Barty Crouch - Percy Weasley, clerk
International Magical Trading
Standards Body V-128
International
Magical Office of Law V-129
International Confederation
of Wizards, British Seats V-129
An office to licence Animagus
Department of Magical Games and Sports - Formed
in 1750 - Ludo Bagman
Tri-Wizard Cup
Quidditch
World Cup Committee
British and Irish Quidditch League Headquarters - V-128
There are 13 Professional
Quidditch Clubs
Wimbourne Wasps
Chuddley Cannons
Official Gobstones
Club -V-128
Ludicrous Patents Office
- V-128
Department of Magical Transportation
IV-66
Floo Regulation Panel
Bureau of Apparation Licensing -
Portkey Office V-128
Broom Regulation Office V-128
Department for the Regulation and Control of Magical
Creatures - Amos Diggery
Beast Division FB-xii
Committee for the Disposal of Dangerous Creatures - III-218
Centaur Liaison Office FB-xiii
Dragon Research and Restraint Bureau FB-vi
Licencing Bureau FB-9
Crups
Fwoopers
Kneazles
Pest Advisory Bureau
Pest Sub-Division
- FB-7
Being Division FB-xii
Improper Use of Magic - IV-159
Office for House-Elf Relocation
- MB-vi
Goblin Liaison Office - Cuthbert Mockridge IV-86
Spirit Division FB-xii
Ghoul Task Force FB-18
Goblin Liaison Office V-129
Council of Magical Law - A Tribunal or court for determining innocence or guilt associated with breaking the laws. IV-592
Wizengamot - Witches High Court
International Confederation of Wizards -
International Code of Wizarding Secrecy -
IV-482
Clause 73 - Each wizarding governing
body will be responsible for the concealment, care, and control of all magical
beasts, beings, and sprits dwelling within its territory's borders. Should
any such creature cause harm to, or draw the notice of, the Muggle community,
that nation's wizarding governing body will be subject to discipline by the
International Confederation of Wizards. FB-xvi
Muggle Protection Act
Code of Wand Use
Clause 3 - No non-human
creature is permitted to carry or use a wand. IV-132
Unforgivable Curses
- Normally punished by a Life Sentence to Azkaban
Imperius
Curse - Imperio - Control of the individual victim. IV-212
Cruciatus
Curse - Crucio - Pain to the victim. IV-213
Killing
Curse - Avada Kedavra - Instant death.
Dragon breeding was outlawed by the Warlock's Convention of 1709.
1637 Werewolf Code of Conduct - I-133
Ban on Experimental Breeding - FB-vi
Werewolf Register- FB-vi
International Ban on Dueling - Treaty not yet signed by Transylvania. IV-425
Decree for the Restriction of Underage
Wizardry - II-81 - We know that Students at Hogwarts are not allowed
to use magic when not at school or on their way to school on the Hogwarts
Express.