There are three missions titled "Priority: The Citadel" in Mass Effect 3. The first is acquired after leaving Earth and Mars during the prologue. The second is acquired after Priority: Tuchanka. The third is acquired after completing Priority: Rannoch. Note that the Roman numerals are not part of the formal in-game entries for the missions but are used here to distinguish them.
- For the mission after leaving Mars, see Priority: The Citadel I
- For the mission after dealing with the events on Tuchanka, see Priority: The Citadel II
- For the mission after dealing with the events on Rannoch, see Priority: The Citadel III