- "Quintillan of the Interior. And that is not a joke."
The Emperor grinned yellowly. "So you do have something good to say for my Ministers after all. I may die now; I've heard everything."
- ―Aral and Ezar discuss who should be the Regent[src]
The Minister of the Interior was part of the Barrayaran Council of Ministers. The job is not described, but may have included jurisdiction over Barrayar's heavily populated North Continent, with likely functions being police, education, and public health.