(b) Each resident admitted must meet the following criteria:

1. (1)

   1. (A) Be at least eighteen (18) years of age.
   2. (B) Residents sixteen (16) or seventeen (17) years of age may be admitted if sufficiently mature to adapt to the facility and its program of services;
2. (2) Suffer from head injury or other neurological impairment;
3. (3) Be able to self-administer any required medication, or needing only medicine which can be administered by licensed home health agency personnel; and
4. (4) Be independently mobile, except that residents needing assistance with transfer or with vacating a building may be admitted if the facility has sufficient staff continually available to allow the building or buildings in which such resident is living or receiving treatment to be evacuated within the time provided by the applicable fire code.