Follow the steps to successfully fill out the MO Form 4678.

1. Click ‘Get Form’ button to access the MO Form 4678 and open it in your preferred online editor.
2. In the 'Requesting' section, indicate whether this is a new security access code request by selecting 'New Security Access Code (first time)'. If applicable, attach a list of authorized personnel.
3. Provide your email address in the designated field. This is necessary for future notifications related to your request.
4. Enter your telephone number in the specified format (e.g., (XXX) XXX-XXXX) to ensure you can be contacted if further information is needed.
5. Fill out your physical street address, city, state, and zip code. If your mailing address is different, fill in that information as well.
6. Select the type of information you are requesting by checking applicable boxes, such as 'Driver License Information' or 'Motor Vehicle Information'.
7. Indicate if the information requested will be used for marketing or solicitation purposes by selecting 'Yes' or 'No'.
8. Carefully review the list of purposes for request and select all that apply. Ensure that appropriate documentation is attached to verify eligibility.
9. Complete the 'Current or Previous Access' section, indicating if you or any partners have ever had a Missouri Security Access Code.
10. Sign the form and print your name clearly underneath. Ensure that the form is notarized if required, including the notary's signature and printed name.
11. Once all sections are completed and verified, save your changes. You can then download, print, or share the form as needed.

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