Amend CSSB 102 in Subchapter E, Chapter 773, Health and Safety Code by striking proposed Section 773.123 (page 2, lines 30 through 34, committee printing) and inserting a new section to read as follows: Sec. 773.123. CONTROL OF EXPENDITURES FROM THE FUND. (a) Except as provided by subsection (b), money distributed from the emergency medical services and trauma care system fund shall be used in accordance with Section 773.122 on the authorization of the chief executive of the county to which the money is disbursed on vouchers issued by the county's treasurer. (b) In a county with a population of 291,000 or more, money distributed from the emergency medical services and trauma care system fund shall be used in accordance with Section 773.122 on the joint authorization of the chief executive of the county to which the money is disbursed and the mayor of the principal municipality in that county on vouchers issued by the county's treasurer. (c) For the purposes of this section, "principal municipality" means the municipality with the largest population in a county to which this section applies.