20 U.S.C. § 7221g

State educational agencies and local educational agencies, as quickly as possible and to the extent practicable, shall ensure that a student’s records and, if applicable, a student’s individualized education program as defined in section 1401 of this title, are transferred to a charter school upon the transfer of the student to the charter school, and to another public school upon the transfer of the student from a charter school to another public school, in accordance with applicable State law.