The EMPEROR
- Inquisition
- Ordo Majoris
- Ordo Hereticus
- Ordo Malleus
- Ordo Xenos
- Ordo Minoris
- Ordo Aegis
- Ordo Astartes
- Ordo Astra
- Ordo Barbarus
- Ordo Custodum
- Ordo Desolatus
- Ordo Diologus
- Ordo Excorium
- Ordo Machinum
- Ordo Militarum
- Ordo Necros
- Ordo Originatus
- Ordo Redactus
- Ordo Sanctorum
- Ordo Sicarius
- Ordo Scriptorum
- Ordo Scriptus
- Ordo Senatorum
- Ordo Thantos
- Ordo Vigilus
- Other Organizations
- Officio Inquisitorus Planetia
- Officio of Internal Prosecution
- High Lords of Terra
- Inquisitorial Representative — Permanent Seat
- Lord Commander Militant
- Master of the Administratum — Permanent Seat
- Fabricator-General of Mars — Permanent Seat
- Ecclesiarch — Permanent Seat
- Grand Provost Marshal of the Adeptus Arbites — Permanent Seat
- Paternoval Envoy of the Navigators — Permanent Seat
- Master of the Astronomican — Permanent Seat
- Grand Master of the Officio Assassinorum — Permanent Seat
- Master of the Adeptus Astra Telepathica — Permanent Seat
- Lord Commander Militant of the Imperial Guard — Rotating Seat
- Lord Commander of the Segmentum Solar — Rotating Seat
- Cardinal of the Holy Synod of Terra — Rotating Seat
- Abbess Sanctorum of the Adepta Sororitas — Rotating Seat
- Captain-General of the Adeptus Custodes — Rotating Seat
- Chancellor of the Estate Imperium (Equerry Primaris) — Rotating Seat
- Speaker of the Chartist Captains — Rotating Seat
- Senatorum Imperialis
- Officio Assassinorum
- Adamus Temple
- Callidus Temple
- Culexus Temple
- Eversor Temple
- Maerorus Temple — now extinct
- Vanus Temple
- Venenum Temple
- Vindicare Temple
- The Adeptus Terra (See Below)
- Adeptus Astartes
- Adeptus Astartes Praesus
- Navis Nobilite
The Adeptus Terra
- Adeptus Administratum
- Officio Medicae
- Officio Agricultae
- Officio Monetariat
- Departmento Munitorum
- Imperial Guard
- Imperial Navy
- Officio Commissariat
- Officio Sabatorium
- Departmento Tacticae
- Departmento Magistratum
- Adeptus Arbites
- Adeptus Ministorum
- Cardinals Astra
- Frateris Clergy
- Adepta Sororitas
- Orders Militant
- Order of the Bloody Rose
- Order of Our Martyred Lady
- Order of the Valorous Heart
- Order of the Sacred Rose
- Order of the Ebon Chalice
- Order of the Argent Shroud
- Orders Hospitallier
- Order of the Eternal Candle
- Order of Serenity
- Order of the Cleansing Water
- Order of the Torch
- Orders Famulous
- Order of the Key
- Order of the Gate
- Order of the Holy Seal
- Order of the Sacred Coin
- Orders Dialogous
- Order of the Holy Word
- Order of the Quill
- Order of the Sacred Oath
- Order of the Lexicon
- Order of the Blessed Inquiry
- Orders Sabine
- Orders Pronatus
- Order of the Eternal Gate
- Missionarus Galaxia
- Frateris Militia
- Schola Progenium
- Adeptus Astra Telepathica
- Adeptus Astronomica
- Guild Astropathicus
- Adeptus Mechanicus
- Adeptus Explorator
- Divisio Alchemys
- Divisio Biologis
- Divisio Genetor
- Divisio Cybernetica
- Divisio Metallurg
- Divisio Psykana
- Divisio Invigila
- Skitarii
- Collegia Titanica — also Adeptus Titanicus
- Divisio Militaris
- Divisio Mandati
- Divisio Telepathica
- Divisio Investigatus
- Centurio Ordinatus
- Adeptus Custodes
- Planetary Lords
Last revised - 14 February 2023