(a) The board of any district operating under the provisions of Article XVI, Section 59, of the Texas Constitution, may limit the power of the district to incur debt and issue bonds in the manner provided by this subchapter.
(b) The board may adopt a resolution declaring that for a period of not more than 10 years the district may not issue bonds in excess of 25 percent of the assessed value of taxable property of the district according to the last assessment for district purposes.