In this chapter:
(1) "Compensation" includes:
(A) base salary or wages;
(B) longevity or hazardous duty pay;
(C) benefit replacement pay;
(D) a payment for the balance of vacation and sick leave under Subchapter B, Chapter 661;
(E) a payment for the accrued balance of vacation time under Subchapter C, Chapter 661; and
(F) an emolument provided in lieu of base salary or wages.
(2) "Indebtedness" means the amount of compensation paid to a state employee that exceeds the amount the employee is eligible to receive under law because at the time the compensation was paid:
(A) the employee was ineligible to receive the entire amount paid; or
(B) the employee's eligibility to receive the entire amount paid was conditioned on:
(i) the occurrence of an event that did not occur; or
(ii) the employee's fulfillment of a promise that the employee did not fulfill.
(3) "State agency" means a board, commission, council, committee, department, office, agency, or other governmental entity in the executive, legislative, or judicial branch of state government. The term includes:
(A) the Texas Guaranteed Student Loan Corporation; and
(B) an institution of higher education as defined by Section 61.003, Education Code, other than a public junior or community college.
(4) "State employee" means an officer or employee of a state agency.
(5) "Successor" means:
(A) the estate of a deceased state employee;
(B) the surviving spouse of a deceased state employee; or
(C) the distributees of the estate of a deceased state employee.