8 CFR § 1003.11 - Administrative control Immigration Courts.
An administrative control Immigration Court is one that creates and maintains Records of Proceedings for Immigration Courts within an assigned geographical area. All documents and correspondence pertaining to a Record of Proceeding shall be filed with the Immigration Court having administrative control over that Record of Proceeding and shall not be filed with any other Immigration Court. A list of the administrative control Immigration Courts with their assigned geographical areas will be made available to the public at any Immigration Court.
The following state regulations pages link to this page.