Only the IRS can tell you why they sent you a check instead of a direct deposit. But if you had a wrong or closed account number or wrong routing number entered in your information, the bank refused the deposit and sent it back to the IRS. Then the IRS mailed you a check instead.
Here is what the IRS says about entering incorrect banking information
https://www.irs.gov/help-resources/tools-faqs/faqs-for-individuals/frequently-asked-tax-questions-an...
**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.**
