Form IT-203 is the New York Nonresident and Part-Year Resident Income Tax Return. To remove an amount that should not be on this return, return to the state interview and adjust the allocations.
For more information, see: 2020 New York Instructions for Form IT-203 Nonresident and Part-Year Resident Income Tax Return
How do I allocate (split) income for a part-year state tax return?
