Texas Estates Code - EST § 1161.004. Restrictions on Investment in Certain Bonds

(a) In this section, “net funded debt” means the total funded debt less sinking funds on hand.

(b) A guardian of the estate may purchase the bonds of a county, district, or political subdivision other than a municipality only if the net funded debt of the county, district, or political subdivision that issues the bonds does not exceed 10 percent of the assessed value of taxable property in the county, district, or political subdivision.

(c) A guardian of the estate may purchase the bonds of a municipality only if the net funded debt of the municipality does not exceed 10 percent of the assessed value of taxable property in the municipality less that part of the debt incurred for acquisition or improvement of revenue-producing utilities, the revenue of which is not pledged to support other obligations of the municipality.

(d) Subsections (b) and (c) do not apply to bonds issued for road purposes in this state under Section 52, Article III, Texas Constitution, that are supported by a tax unlimited as to rate or amount.