If a return was e-filed and can be totally processed by computer it is very fast, however if there is anything that requires manual checking, including routine random checks, then because the huge backlog, it can take months since the IRS is still working on about a million 2020 tax returns for over a year. Because of the pandemic, the IRS lost a large part of it's workforce and is very short handed.
**Disclaimer: This post is for discussion purposes only and is NOT tax advice. The author takes no responsibility for the accuracy of any information in this post.**
