Sec. 51.164.  DURATION OF ANNUAL LEVIES FOR CONTRACTS WITH THE UNITED STATES.  The board shall continue annual levies for payment of construction charges each year against each tract of land in the district even though construction charges apportioned against other tracts of land in the district may be paid sooner or later.
Acts 1971, 62nd Leg., p. 110, ch. 58, Sec. 1, eff. Aug. 30, 1971.