Sec. 51.352.  MAINTENANCE FUND.  (a)  The district shall have a maintenance fund which shall include money collected by assessment or other method for the maintenance, repair, and operation of the properties and plant of the district or for temporary annual rental due to the United States.
(b)  The maintenance fund shall be used to pay all expenses of maintenance, repair, and operation of the district except the expenses of assessing and collecting taxes for the interest and sinking fund.  Expenses for collecting taxes for the interest and sinking fund shall be paid from the interest and sinking fund.
(c)  The district may pay from the maintenance fund other expenses for which the payment is not provided in this chapter.
Acts 1971, 62nd Leg., p. 330, ch. 58, Sec. 1, eff. Aug. 30, 1971.