The boundaries of the state are as defined in the preamble of the Constitution of the State of Iowa. [C51, §1; R60, §1; C73, §1; C97, §1; C24, 27, 31, 35, 39, § 1; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §1.1 ] 2009 Acts, ch 41, §1 Referred to in §1.2