Where on the FAFSA form are you being asked for an amended tax return, IRS Form 1040-X?
2022-2023 FAFSA form - https://studentaid.gov/sites/default/files/2022-23-fafsa.pdf
2023-2024 FAFSA form - https://studentaid.gov/sites/default/files/2023-24-fafsa.pdf
