The following words and terms, when used in this chapter, shall have the following meanings, unless the context clearly indicates otherwise.     
       (1) Comptroller--The Comptroller of Public Accounts for the State of Texas.      
       (2) Designated headquarters--The city limits of the town in which a person's headquarters are located.      
       (3) Payroll period or pay period--Designates the time period for which full-time state employees receive payment for services to the state.      
       (4) Transportation network company--An entity that uses a digital network service to connect people to transportation services provided by a transportation network driver.      
       (5) Transportation network driver--A person who uses a personal vehicle to participate with a transportation network company to provide prearranged transportation services to people for pay.      
       (6) Travel voucher--An accounting document used to implement payment to state officials and employees for travel expenses incurred in the discharge of state business.      
     Source Note:        The provisions of this §5.1 adopted to be effective January 1, 1976; amended to be effective November 19, 2006, 31 TexReg 9328; amended to be effective October 26, 2015, 40 TexReg 7427; amended to be effective December 25, 2018, 43 TexReg 8477