The DMLE is the largest department at the Ministry. All other departments are answerable to this one, with the exception of the Department of Mysteries

Level Three houses the employees who hold the responsibility for repairing accidental magical damage. This level includes the following offices:Accidental Magic Reversal Squad, Obliviator Headquarters, Muggle-Worthy Excuse Committee.

This is the second largest Department in the Ministry.
The Department incorporates the following offices:Beast, Being and Spirit Division, Goblin Liaison Office, Pest Advisory Bureau.

This dept is an agency concerned in foreign affairs that attempts to get wizards from different countries to cooperate in wizarding actions both political and public.

This dept is responsible for various aspects of magical transport. It includes the:Floo Network Authority, Broom Regulatory Control,Portkey Office, Apparation Test Centre.

Level Seven houses the Department of Magical Games and Sports, which is responsible for organising sports events the likes of the Quidditch World Cup and the Triwizard Tournament, as well as enforcing game-related laws and regulations.

On Level Eight one finds the Atrium, an area that serves as lobby and reception room to the visitors and employees. The Atrium is a very long hall with a highly polished dark wood floor. On the far end of the hall one can find the Security Desk, the Ministry Munchies café and a set of double golden gates leading to the at least twenty access lifts. in a room off the Atrium, one finds the Security Office, a room containing spare keys to the offices and lift informations

The Department of Mysteries is a section of the Ministry of Magic that carries out confidential research. Most of its operations are carried out in total secrecy.
Upon entering the Department, one finds themselves in a circular hall which holds several doors