To find out if you're eligible, first go through this flowchart:
Turbo Tax will walk you through the questions and give you the credit if you qualify.
You will file for the MO property tax credit as part of your MO state income tax return as long as you meet the qualifications.
In the MO state interview after verifying your address, you will be asked about filing for the property tax credit.
As long as your net household income is not more than $27,200 if you rented or did not own and occupy the residence all year or your net household income is not more than $30,000 if you owned and occupied the property all year you will have the opportunity to claim the credit.
You must also meet one of the following requirements:
The Missouri "Circuit Breaker" form is actually the Missouri Property Tax Credit Claim. Click on the name to see the form.
If you wanted something else, please clarify what you need.