bad a/c or routing # will result in the refund to be returned to the IRS and a paper check issued which can take weeks or more. it will be sent to the address on the 2021 return I believe
you can always try to contact the IRS.
800-829-1040
First choose your language.
Then 2
Then 1
Then 3
Then 2
When asked for SSN do nothing it will ask twice
Then 2
Then 4
You should then be transferred to an agent, but there is likely to be a long wait.
