California Penal Code Section 1557

(1) Money paid to the authorities of a sister state for statutory fees in connection with the detention and surrender of the fugitive.

(2) Money paid to the authorities of the sister state for the subsistence of the fugitive while detained by the sister state without payment of which the authorities of the sister state refuse to surrender the fugitive.

(3) Where it is necessary to present witnesses or evidence in the sister state, without which the sister state would not surrender the fugitive, the cost of producing the witnesses or evidence in the sister state.

(4) Where the appearance of witnesses has been authorized in advance by the Governor, who may authorize the appearance in unusual cases where the interests of justice would be served, the cost of producing witnesses to appear in the sister state on behalf of the fugitive in opposition to his or her extradition.

(1) When a warrant has been issued by any magistrate after the filing of a complaint or the finding of an indictment and its presentation to the court and filing by the clerk, and the person named therein as defendant is a fugitive from justice who has been found and arrested in any state of the United States or in any foreign government, the county auditor shall draw his or her warrant and the county treasurer shall pay to the person designated to return the fugitive, the amount of expenses estimated by the district attorney to be incurred in the return of the fugitive.

(2) If the person designated to return the fugitive is a city officer, the city officer authorized to draw warrants on the city treasury shall draw his or her warrant and the city treasurer shall pay to that person the amount of expenses estimated by the district attorney to be incurred in the return of the fugitive.

(3) The person designated to return the fugitive shall make no disbursements from any funds advanced without a receipt being obtained therefor showing the amount, the purpose for which the sum is expended, the place, the date, and to whom paid.

(4) A receipt obtained pursuant to paragraph (3) shall be filed by the person designated to return the fugitive with the county auditor or appropriate city officer or State Controller, as the case may be, together with an affidavit by the person that the expenditures represented by the receipts were necessarily made in the performance of duty, and when the advance has been made by the county or city treasurer to the person designated to return the fugitive, and has thereafter been audited by the State Controller, the payment thereof shall be made by the State Treasurer to the county or city treasury that has advanced the funds.

(5) In every case where the expenses of the person employed to bring back the fugitive as provided in this section, are less than the amount advanced on the recommendation of the district attorney, the person employed to bring back the fugitive shall return to the county or city treasurer, as appropriate, the difference in amount between the aggregate amount of receipts so filed by him or her, as herein employed, and the amount advanced to the person upon the recommendation of the district attorney.

(6) When no advance has been made to the person designated to return the fugitive, the sums expended by him or her, when audited by the State Controller, shall be paid by the State Treasurer to the person so designated.

(7) Any payments made out of the State Treasury pursuant to this section shall be made from appropriations for the fiscal year in which those payments are made.