Competence

noun

1. The quality or state of being competent, i.e. able or suitable for a general role.
2. The quality or state of being able or suitable for a particular task; the quality or state of being competent for a particular task.
3. The system of linguistic knowledge possessed by native speakers of a language, as opposed to its actual use in concrete situations (performance), cf. :w:linguistic competence.
4. A sustainable income.
5. The legal authority to deal with a matter.

   "That question is out with the competence of this court and must be taken to a higher court."