2. a. Beginning with the 2018-2019 school year, the pupils residing on the federal property described in subsection a. of section 2 of P.L.1988, c.12 (C. 18A:38-7.8) shall be enrolled in the schools of the district in which the pupils reside in accordance with an enrollment schedule determined by the executive county superintendent of schools. The enrollment schedule shall provide for the transition, over a period of four school years, of the pupils to enrollment in the schools of the district in which the pupils reside, so that by July 1, 2021 all such pupils are enrolled in the schools of the district in which they reside.

b. Notwithstanding the provisions of subsection a. of this section to the contrary, pupils who attend the designated district pursuant to subsection a. of section 2 of P.L.1988, c.12 (C. 18A:38-7.8) on the effective date of P.L.2018, c.13 (C. 18A:38-7.8a et al.) shall be permitted at the option of each pupil to continue in the school of the designated district they are attending on that effective date until graduation from the school. For the purpose of calculating State and federal aid, a pupil who elects to remain shall continue to be included in the resident enrollment of the designated district.

L.2018, c.13, s.2.