I filled out the form, but when I filed my return (this was last year), TurboTax never asked me to sign it. They did not include it in the filing with the IRS. ...
You can file your taxes but if the change TurboTax is waiting for from the IRS affects your return, you'll have to file an amended return later to correct it.
Congress changed the law on December 20, 2019 so it put all the IRS people who have to update Publication 535 in a bind and of course TurboTax folks have to wai...