In order for the IRS to accept your prior year return, you must sign your tax return. Your signature is needed when mailing your tax return to the IRS. Only current years can be e-filed to the IRS without a signature.
Tax Frequently Asked Questions (FAQs) and Advice
In order for the IRS to accept your prior year return, you must sign your tax return. Your signature is needed when mailing your tax return to the IRS. Only current years can be e-filed to the IRS without a signature.
So am I not allowed to upload my signature?