Mo. Rev. Stat. § 2.040
The joint committee on legislative research shall provide copies of all laws, measures and resolutions duly enacted by the general assembly and all amendments to the constitution and all measures approved by the people since the last publication of such laws and resolutions, giving the date of the approval or adoption thereof for printing in accordance with the directions of the general assembly as given by concurrent resolution. The joint committee on legislative research shall edit, headnote, collate, index the laws, resolutions and constitutional amendments, and shall compare the proof sheets of the printed copies with the original rolls, note all errors which have been committed, if any, and cause errata thereof to be annexed to the completed printed copies, and the revisor of statutes shall insert therein an attestation under the revisor's hand that the revisor has compared the laws, resolutions, constitutional amendments and measures therein contained with the original rolls and copies in the office of the secretary of state and that the same are true copies of such laws, measures, resolutions and constitutional amendments as the same appear in the original rolls in the office of the secretary of state. The joint committee on legislative research shall cause the completed laws, resolutions and constitutional amendments to be printed and bound.
(RSMo 1939 § 665, A.L. 1945 p. 1112; RSMo 1939 §§ 675, 676; A. 1949 S.B. 1002, A.L. 1957 p. 587, A.L. 1997 S.B. 459)
Prior revisions: 1929 §§ 665, 675, 676; 1919 §§ 7068, 7079, 7080; 1909 §§ 8067, 8078, 8079