A state agency may pay or reimburse a state employee for a cancellation charge if:
(1) the charge is incurred for a reason related to official state business or to official state business that could not be conducted because of a natural disaster or other natural occurrence; or
(2) the charge is:
(A) related to a transportation expense that was paid in advance to obtain lower rates; and
(B) incurred because the employee was unable to use the transportation because of an illness or a personal emergency.