Mo. R. Civ. P. 103.07
As amended through June 4, 2024
A document required by law to be verified, to be signed under penalty of perjury, or to be signed by a notary public may be filed as an electronic document, signed electronically as provided in Rule 103.04(d), if the affiant, declarant, or notary public has signed a paper document. Until the entire case is finally disposed, the registered user shall be the custodian of the paper document.
Mo. R. Civ. P. 103.07