Texas Local Government Code - LOC GOV'T § 116.056. Real Property

(a) If approved by the commissioners court, improved and unencumbered real property, pledged directly by deed of trust to a trustee selected by the commissioners court, with the county judge as beneficiary, qualifies as security under this subchapter.

(b) Before approving real property offered as security, the commissioners court shall require:

(c) An insurance policy required under Subsection (b) must be issued by a stock fire insurance company or mutual fire insurance company that has a $100,000 surplus in excess of all legal reserves and other liabilities.