Except as provided by Article VIII, § 1B, of the Constitution of Nebraska and in sections 77-1106, 77-1108, 77-1109, 77-1117, 77-1119, 77-2701.01, 77-2714 to 77-27,123, 77-27,191, 77-2902, 77-2906, 77-2908, 77-2909, 77-4103, 77-4104, 77-4108, 77-5509, 77-5515, 77-5527 to 77-5529, 77-5539, 77-5717 to 77-5719, 77-5728, 77-5802, 77-5803, 77-5806, 77-5903, 77-6302, 77-6306, 77-6509, 77-6513, 77-6519, 77-6811, 77-6815, 77-6819, 77-6821, 77-6822, 77-6831, 77-6834, 77-6842, 77-6908, 77-6913, 77-6915, 77-6916, and 77-6925, any reference to the Internal Revenue Code refers to the Internal Revenue Code of 1986 as it exists on April 12, 2018.