At the end of each month, an officer who is compensated on a salary basis shall prepare a report of the officer's expenses. The report must:

1. (1) contain an itemized and sworn statement of all approved expenses incurred by the officer and charged to the officer's county;
2. (2) contain the name of the case, if any, in connection with which an expense is incurred; and
3. (3) be accompanied by invoices covering any purchases and requisitions issued by the officer and included in the report.

Acts 1987, 70th Leg., ch. 149, Sec. 1, eff. Sept. 1, 1987.