That might have been a check for interest. Have you been waiting a long time for your refund? In some cases people are getting the interest check ahead of the actual federal refund.
https://ttlc.intuit.com/community/internal-revenue-service/help/will-i-get-a-2019-tax-interest-refun...
**Disclaimer: Every effort has been made to offer the most correct information possible. The poster disclaims any legal responsibility for the accuracy of the information that is contained in this post.**
