Declare Your Personal Property

Declare your personal property online, by mail, or in person by April 1st and avoid a 10% assessment penalty.

Call (314) 622-4171


Individual Personal Property Declarations are mailed in January. 

Electronic filing is available from late January to early October. Dates may vary.

All City of St. Louis taxpayers with tangible property are mandated by State law to file a list of all taxable tangible personal property by April 1st of each year with the Assessor's Office. The assessment is made as of January 1 for the current year's tax and is predicated on 33 1/3% of true value.

Personal Property Declarations are due by April 1st of each year. Declarations may be filed in person, online or by mail after the deadline. Penalties will apply to declarations filed after the April 1 deadline.



  1. Locate your personal property declaration that was mailed to you in January
  2. Locate your PIN number on the declaration
  3. If you lost your declaration and don't have the PIN number call (314) 622-4171 and staff will help locate it.


There are several methods to file a declaration of personal property:

By Mail

  1. Review and updated the Tangible Personal Property Tax Return form mailed to you.
  2. Note changes of name or address if any occurred
  3. Sign and date the form and include day time phone number
  4. Return the updated and signed form using the self-addressed stamped envelope that was included in your mailing. If lost, mail to:

    Office of the Assessor
    116-117 City Hall
    1200 Market St.
    St. Louis, MO 63103

    or go in person.

  5. To obtain a receipt as proof that a declaration was filed, enclose a self-addressed stamped envelop.


  1. Complete the Tangible Personal Property Tax Return form mailed to you and update as needed,
    If a form was not mailed to you or you do not have the mailed form download the appropriate blank form(s) - individual or business and update as needed.
  2. Bring the forms in person to: 

Office of the Assessor
116-117 City Hall
1200 Market St.
St. Louis, MO 63103

  1. If you don't have the forms, tell the staff what you want to do and they will help you get what you need to file.


Online declarations are available no later than the last day of January through April 1 of the same year.

Begin to declare your personal property using the "Begin Online" button and enter:

  1. Your Account Number
  2. Your PIN.

Your Account Number and PIN can be found on the notice you received from the St. Louis City Assessor's office.

The "Begin Online" buttons becomes visible in January when the declarations are mailed and stops being visible in December when online applications are not longer accepted.

Call (314) 622-4171


There are no fees associated with filing a declaration of personal property.

What to Expect

  • When filed by April 1st, there will be no penalty.
  • Updated tangible personal property records.
  • A 10% assessment penalty will be added to the assessment bill when declaration is submitted after April 1st.

Additional Information

Appeals from assessed valuations on tangible personal property maybe made to the Board of Equalization.

Request for an appeal must be made by the taxpayer, in writing, on or before the second Monday in July.

Paperless Declaration

When you file your personal property declaration online, you will be placed on a list to receive an email inviting you to opt into paperless personal property declaration which will be sent later this year. This will allow you to receive future declaration notices via email instead of via mail. As of now, this is the only way to opt into the paperless declaration process. Additional ways to enroll in the paperless option will be available later this year.


Assessor - Personal Property Assessment and Records

(314) 622-4171

1200 Market St, Rooms 115 & 117
St. Louis, MO 63103

Monday thru Friday 8:00 am to 5:00 pm

Contact the Assessor - Personal Property Assessment and Records

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