Sec. 6906.206. TRUST INDENTURE. (a) District bonds, including refunding bonds, may be additionally secured by a trust indenture. The trustee may be a bank with trust powers located inside or outside the state. (b) A trust indenture, regardless of the existence of a deed of trust or mortgage lien on the property, may: (1) provide for the security of the bonds and the preservation of the trust estate in the manner prescribed by the board; (2) provide for amendment or modification of the trust indenture; (3) provide for the issuance of bonds to replace lost or mutilated bonds; (4) condition the right to spend district money or sell district property on the approval of a licensed engineer selected as provided by the trust indenture; and (5) provide for the investment of district money. Added by Acts 2007, 80th Leg., R.S., Ch. 920 (H.B. 3166), Sec. 1.06, eff. April 1, 2009.