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How to become a notary public in Missouri

Missouri licenses notaries statewide through the Missouri Secretary of State (SOS).1 For the Notary Public license you need a passing score on the Missouri notary training course examination (online training course or written training course)1 and a criminal background check1. You renew every 4 years1.

Last checked · 14 official sources

Who issues it

Missouri Secretary of State (SOS)

Exam

Missouri notary training course examination (online training course or written training course)1

Renewal

Every 4 years1

From another state

License by endorsement1 Details

On this page
  1. Missouri notary public licenses
  2. Applies to every license level
  3. Who needs a Notary Public license
  4. Requirements for a Notary Public license
  5. How much a Notary Public license costs
  6. How to apply
  7. Renewal and continuing education
  8. Moving to Missouri with a license from another state
  9. Electronic Notary registration
  10. City and county rules
  11. Check a license or report a problem
  12. Laws and rules
  13. Common questions
  14. Notary public licenses in other states

Missouri notary public licenses

Missouri issues 2 notary public credentials. Each has its own section below; the table shows what each one covers and its headline requirements.

LicenseWhat it coversExamApplication or license fee
Electronic Notary (registration to perform electronic and remote online notarial acts)A commissioned notary registered with the SOS may notarize electronic documents and, with approved software, perform remote online notarizations for signers in Missouri, elsewhere in the U.S., or abroad where not prohibited, while the notary is physically in Missouri. Max $5 per signature plus an optional agreed remote transaction fee.2Yes1–
Notary PublicPerforms notarial acts anywhere in Missouri and only in Missouri for a four-year term. Fees are capped, e.g. $5 per signature for an acknowledgment. Non-resident notaries may notarize only in the course of their Missouri employment.1Yes1$253

Applies to every license level

These rules are the same for every Missouri notary public license on this page, so they are shown once here. Each license's own section lists only what differs.

Requirements

Minimum age
18 years old1
Background check
Background check required1
The SOS may deny for any felony or any offense involving dishonesty or moral turpitude; no commission within 5 years after the conviction or plea. A denial may be appealed within 30 days.1

How to apply

Apply online
s1.sos.mo.gov42

Renewal

How often
Every 4 years1
Renew online
s1.sos.mo.gov52

Who needs a Notary Public license

Performs notarial acts anywhere in Missouri and only in Missouri for a four-year term. Fees are capped, e.g. $5 per signature for an acknowledgment. Non-resident notaries may notarize only in the course of their Missouri employment.1

Requirements for a Notary Public license

The rules this license shares with every other level are under Applies to every license level.

Exam
Missouri notary training course examination (online training course or written training course)1
Given by: Missouri Secretary of State (online, via the notary filing system)1
When you can take it: Before applying; the online-course certificate number auto-fills the application, or attach the certificate or completed written training form to a mail application.6
Retakes: If you do not pass, follow the on-screen instructions. One course may be in progress at a time and stays open for up to 90 days.7
Time limit: An in-progress online course remains available for up to 90 days.7
Residency or citizenship
Live legally in the U.S. and either live in Missouri or have a regular place of work or business there. Non-residents can be commissioned only if they work in Missouri and will notarize in the course of that job; they must appoint the SOS as their agent for service of process.1
Surety bond
$10,0001 (Bond coverage amount. The premium is set by the surety and not published by the SOS.)
Insurance
An errors and omissions policy is optional and does not replace the bond.8
Also required
Ability to read and write English.1
Also required
Buy your own seal (black-ink rubber stamp) from a registered manufacturer.9

How much a Notary Public license costs

FeeAmountPaid toNotes
Application fee$253SOSNot refundable
Credit card convenience fee (mail application paid by card)$1.256SOSPaying the mail application fee by credit card
Change of address notice$51SOSAddress change during the commission
Change of name notice$59SOSName change during the commission

Some lines are combined figures, or parts of one; do not add the lines up.

The board's pages we cite do not list the exam fee.

How to apply

  1. Check you qualify: 18+, living legally in the U.S., a Missouri resident or someone with a regular place of work or business in Missouri, able to read and write English.1
  2. Apply online through the SOS notary system or by mail on Form Comm. 51 (resident) or Comm. 53 (non-resident), with the $25 nonrefundable fee.4 s1.sos.mo.gov4
  3. The SOS sends your commission to the county clerk of your county of residence or work, and sends you a commission letter. Buy a 4-year $10,000 bond from a licensed Missouri surety.1
  4. Within 60 days of the issue date, appear at the county clerk (circuit clerk for St. Louis City) with the commission letter, bond and photo ID. Take the oath and pay the county fee. If you miss the 60 days you may have to reapply.9
  5. Mail the signed oath and bond to the SOS, postmarked within 7 days of the oath. Then buy your seal and journal.9
Application form
Form (PDF, sos.mo.gov)6

Renewal and continuing education

When it expires
There is no renewal: reapply for each four-year term with a new application, a new bond and the training course. Apply no earlier than six weeks before your commission expires.8
Renewal fee
$2510
Required topics
Retake the online or written training course (with exam) for each reappointment, no earlier than six weeks before expiry.5
If it expires
Commissions are not automatically renewed. After expiry you must reapply as a new applicant, following all the same steps.8

Renewal planner

Enter the expiration date printed on your Missouri Notary Public license. The count is worked out on your device from today's date; nothing is sent anywhere.

Moving to Missouri with a license from another state

These are the routes SOS publishes for the Notary Public license. The other notary public licenses have their own routes in their sections below.

Route
No reciprocity
What the board says
No transfer or reciprocity: a notary from another state must apply from scratch in Missouri.9
Route
License by endorsement
What the board says
Non-resident commission: a person who lives in another state but works in Missouri can be commissioned for the county where the employer is located, to notarize only in the course of that job. Apply on Form Comm. 53 with the same training, fee and bond.1
Conditions
Must authorize the Secretary of State as agent for service of process.1
Discipline of a notary commission or professional license in another state can bar a commission for 5 years.1

Electronic Notary registration

A commissioned notary registered with the SOS may notarize electronic documents and, with approved software, perform remote online notarizations for signers in Missouri, elsewhere in the U.S., or abroad where not prohibited, while the notary is physically in Missouri. Max $5 per signature plus an optional agreed remote transaction fee.2

Requirements

Education or training
SOS online electronic notary training course, completed in addition to the commissioning course.1
Who may teach it: Course approved by the Secretary of State (taken in the SOS online system after registration).1
Experience
Must already be a commissioned Missouri notary public.2
License you must hold first: Mo-notary-public-commission2
Exam
Electronic notary online training course exam12
Given by: Missouri Secretary of State2
Passing score: 80% or greater12
When you can take it: After submitting the online registration form12
20 multiple-choice questions12
Residency or citizenship
As for the underlying commission. Remote online notarizations may be performed only while the notary is physically in Missouri.1
Surety bond
$10,0001 (No separate bond for electronic registration is stated; the commission bond applies.)
Also required
Select approved notarization software from the SOS list during registration.2

How to apply

  1. Be a commissioned Missouri notary (you can apply for the commission and register for electronic notarization at the same time).2
  2. Log in to the SOS notary system and complete the online Electronic Notary Registration Form, selecting approved software.2 s1.sos.mo.gov2
  3. Take the online training course (20 multiple-choice questions; 80% to pass). Once you pass, you are registered as an electronic notary.12

Renewal

When it expires
Registration lasts as long as your commission. After recommissioning you must register again before notarizing electronically.1
If it expires
Registration ends when the commission ends.1

From another state

Route
No reciprocity
What the board says
No reciprocity: you must first hold a Missouri commission.2

The rules this license shares with every other level are under Applies to every license level.

City and county rules

Notary PublicQualify at the county clerk within 60 days of issue: appear in person with the SOS commission letter, $10,000 bond and photo ID, take the oath and pay the county's registration fee. Fees vary by county, e.g. $20.00 in St. Louis County, $5.00 in Jackson County and $3.50 in St. Louis City.9

City or countyWhat it requiresLink
Jackson County ClerkQualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13
Circuit Clerk of the City of St. LouisCash only. Qualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13
St. Louis County ClerkQualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13
Greene County ClerkQualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13
Boone County ClerkQualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13
St. Charles CountyQualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13
Clay County ClerkQualify (oath + $10,000 bond) here within 60 days; bring the SOS commission letter. Registration fee as listed by the SOS.1Official page13

Check a license or report a problem

Before you hire a notary public in Missouri, you can confirm the license is current on the board's own search. Every board we cover in Missouri is on the Missouri license lookup page.

Look up a license
s1.sos.mo.gov14
File a complaint
s1.sos.mo.gov14

Laws and rules

The requirements above come from these laws and board rules.

Common questions

Can I transfer my notary public license to Missouri?

SOS publishes this route for the Notary Public license: license by endorsement1. Conditions and forms.

How often do you renew a Notary Public license in Missouri?

Every 4 years1. The renewal fee is $2510.

Notary public licenses in other states

Sources

Every number and rule above links to one of these official pages. Select a footnote number to read the board's own words.

  1. RSMo Chapter 486 Commissioners of Deeds and Notaries Public (entire chapter)Missouri Revisor of StatutesChecked November 7, 2026
  2. Electronic Notary Information - Missouri SOSMissouri Secretary of StateChecked November 7, 2026
  3. Form Instructions - Missouri SOS NotaryMissouri Secretary of StateChecked November 7, 2026
  4. How to Become a Notary - Missouri SOSMissouri Secretary of StateChecked November 7, 2026
  5. Notary Reappointments - Missouri SOSMissouri Secretary of StateChecked November 7, 2026
  6. Application for Commission as a Notary Public - Resident (Comm. 51)Missouri Secretary of StateChecked November 7, 2026
  7. Registering Notary Public GuideMissouri Secretary of StateChecked November 7, 2026
  8. Missouri Notary Public HandbookMissouri Secretary of StateChecked November 7, 2026
  9. Notary Frequently Asked Questions - Missouri SOSMissouri Secretary of StateChecked November 7, 2026
  10. RSMo 28.160 Secretary of State feesMissouri Revisor of StatutesChecked November 7, 2026
  11. Application for Commission as a Notary Public - Non-Resident (Comm. 53)Missouri Secretary of StateChecked November 7, 2026
  12. Electronic Notary step-by-step guideMissouri Secretary of StateChecked November 7, 2026
  13. Notary Information for Each Missouri County - Missouri SOSMissouri Secretary of StateChecked November 7, 2026
  14. Notary & Commission - Missouri SOSMissouri Secretary of StateChecked November 7, 2026