N.M. Code R. § 6.34.2.7
A. "Rural local educational agency (“rural LEA”)” means a local school district meeting the following criteria:
(1) the total number of students in average daily attendance at all schools served by the school district is fewer than 600, OR all schools in the district are located in counties with a population density of fewer than 10 persons per square mile; AND
(2) all schools served by the school district have a school locale code of 7 or 8 as determined by the secretary of the United States department of education in its small, rural school achievement eligibility spreadsheet for a given year.
[6.34.2.7 NMAC - N, 08-31-06]