The IRS might owe those that didn’t file their 2020 taxes lots of — even 1000’s — of {dollars}, however the deadline to say that cash is quick approaching. Almost 1 million taxpayers have but to submit their 2020 taxes, which had been due in Might 2021. Consequently, the IRS is holding over $1 billion price of unclaimed refund cash with an expiration date of Might 17. “There’s cash remaining on the…