; (4) $218,000,000 for the renewal of tenant-based assistance contracts under section 811 of the Cranston-Gonzalez National Affordable Housing Act ( 42 U.S.C. 8013 ), including necessary administrative expenses: Provided , That administrative and other expenses of public housing agencies in administering the special purpose vouchers in this paragraph shall be funded under the same terms and be subject to the same pro rata reduction as the percent decrease for administrative and other expenses to public housing agencies under paragraph (3) of this heading: Provided further , That upon turnover, section 811 special purpose vouchers funded under this heading in this or prior Acts, or under any other heading in prior Acts, shall be provided to non-elderly persons with disabilities