than the student population of the local educational agency receiving assistance under this Act with the smallest student population, except that the school shall not be subject to the jurisdiction of any State educational agency other than the Bureau of Indian Education. (D) Educational service agencies The term includes educational service agencies and consortia of those agencies. (E) State educational agency The term includes the State educational agency in a State in which the State educational agency is the sole educational agency for all public schools. (6) Low-income local educational agency The term low-income local educational agency means a local educational agency— (A) for which not less than 20 percent of the students served by such agency are from families with incomes below the poverty line as determined by the Bureau of the Census on the basis of the most recent satisfactory data available