June 4, 2019 10:31 PM
Mail it in or pay online directly to the IRS. Amended returns are mailed. You can mail a check with your return, or contact the IRS after it has been processed. You will then be able to pay online or over the phone electronically.
- Your amended return will take up to 3 weeks after you mailed it to show up on the IRS system.
- Processing it can take up to 16 weeks.
- You can check here: https://www.irs.gov/filing/wheres-my-amended-return