Mo. Rev. Stat. § 486.945: Journal of notarial acts, requirements.

1. An electronic notary shall keep, maintain, protect, and provide for lawful inspection a chronological journal of notarial acts that is a permanently bound book with numbered pages.

2. If a notary is registered as an electronic notary:

(1) The notary shall keep an electronic journal of electronic notarial acts as described in section 486.950; and

(2) The notary shall keep a record of electronic notarial acts in the permanently bound journal.

3. A notary shall maintain only one active permanently bound journal at the same time, except that a backup of each active and inactive electronic journal shall be retained by the notary in accordance with subdivision (3) of subsection 1 of section 486.950 if each respective original electronic journal is retained.

4. A notary shall keep the permanently bound journal for a period of no less than ten years from the date of the last entry.