A facility containing no more than twelve (12) beds providing medically directed long-term but non-acute rehabilitation to patients who have acquired brain injury. In order to be eligible for licensure, the post-acute residential brain injury rehabilitation facility shall be located at least twenty-five (25) miles from the nearest acute care rehabilitation hospital and at least five (5) miles from the boundaries of any municipality having a population of ten thousand (10,000) or more, according to the most recent federal decennial census, at the time that facility is established.
15 Miss. Code. R. 16-1-4.2.6