The federal amended return for e-filing will not be available until the IRS has all their systems updated and have verified that the software companies have complied with the requirements for e-filing an amended tax return.
A date is not yet available.
Go to this IRS news website for information - https://www.irs.gov/newsroom/irs-announces-form-1040-x-electronic-filing-options-coming-this-summer-...
