Program Authority: Elementary and Secondary Education Act of 1965 [As Amended Through P.L. 115–224, Enacted July 31, 2018]

The authorizing legislation can be found at https://legcounsel.house.gov/Comps/Elementary%20And%20Secondary%20Education%20Act%20Of%201965.pdf (see Sections 222-2225 on pages 172 through 180 of the legislation).