(a) The district is composed of the territory described by Section 2 of the Act creating this chapter, as that territory may have been modified under Section 3896.108 or other law.(b) The boundaries and field notes of the district contained in Section 2 of the Act creating this chapter form a closure. A mistake in the field notes of the district contained in Section 2 of the Act creating this chapter or in copying the field notes in the legislative process does not in any way affect the district's:(1) organization, existence, or validity;(2) right to contract, including the right to issue any type of bond or other obligation for a purpose for which the district is created;(3) right to impose or collect an assessment, tax, or any other revenue; or(4) legality or operation. Added by Acts 2011, 82nd Leg., R.S., Ch. 699 (H.B. 427), Sec. 1, eff. June 17, 2011.