The power or right to perform some action as part of applying the law.
The power or right to exercise authority.
The authority of a sovereign power to govern or legislate.
The limits or territory within which authority may be exercised.
The power, right, or authority to interpret and apply the law.
A judicial or quasi-judicial proceeding, or a group of people which conducts such proceedings, which is without proper authority, and often acts abusively or decides unjustly.