in section 1141 of the Education Amendments of 1978 ( 25 U.S.C. 2021 )), except that a charter school that is in existence on the date of the enactment of this Act and that has operated at a Bureau-funded school before September 1, 1999, may continue to operate during that period, but only if the charter school pays to the Bureau a pro rata share of funds to reimburse the Bureau for the use of the real and personal property (including buses and vans), the funds of the charter school are kept separate and apart from Bureau funds, and the Bureau does not assume any obligation for charter school programs of the State in which the school is located if the charter school loses such funding. Employees of Bureau-funded schools sharing a campus with a charter school and performing functions related to the charter school’s operation and employees of a charter school shall not be treated as Federal employees for purposes of chapter 171 of title 28, United States Code. Notwithstanding any other provision of law, including section 113 of title I of appendix C of Public Law 106–113 , if in fiscal year 2003 or 2004 a grantee received indirect and administrative costs pursuant to a distribution formula based on section 5(f) of Public Law 101–301 , the Secretary shall continue to distribute indirect and administrative cost funds to such grantee using the section 5(f) distribution formula. Funds available under this Act may not be used to establish satellite locations of schools in the Bureau school system as of September 1, 1996, except that the Secretary may waive this prohibition in order for an Indian tribe to provide language and cultural immersion educational programs for non-public schools located within the jurisdictional area of the tribal government which exclusively serve tribal members, do not include grades beyond those currently served at the existing Bureau-funded school, provide an educational environment with educator presence and academic facilities comparable to the Bureau-funded school, comply with all