Sheriff

From the White Wolf Wiki, the most complete White Wolf reference

The Sheriff is a vampire selected by the Prince and Primogen Council who enforces the Traditions with in the Prince's Domain, as well as the edicts of the Prince. Because of the importance of these duties, the Sheriff has the authority to request that any kindred accompany him/her for questioning and judgement, an as a result, is immune to the powers of the Keeper of the Elysium.