(a) A toll project entity shall repay to the department any money contributed by the department as participation in the cost of the entity’s toll projects, including money from the state highway fund, the Texas Mobility Fund, or other sources available to the department.
(b) Each year, the department shall:
(1) for each department district, determine the amount of money repaid to the department under Subsection (a) in the previous year that is attributable to projects located in the district; and
(2) in addition to other amounts, allocate to each department district an amount of money equal to the amount determined for the district under Subdivision (1) to be used for transportation projects located in that district.

(c) If a transportation project that was the subject of repayment of department contributions is located in more than one department district, the department may reasonably allocate the repayments from that project between the districts in which the project is located.
(d) Notwithstanding any other law, including Sections 222.103(a), 366.301(c), 370.033(m), and 370.301(c) and (f), a toll project entity is not required to repay:
(1) funds held in a subaccount created under § 228.012; or
(2) funds contributed by the department for a project if a toll project entity commenced the environmental review process for the project on or before January 1, 2014.