Do I need to file amended return? Received 1099R for return of excess contrib to Self employed 401K. To illustrate the situation -- $11,000 was put into the 401k Dec 2016. $10.000 returned Jan 2017. 1040 as filed shows a $1,000 deduction. the 1040. The $1,000 is the net amount of $11,000 less the returned $10,000.
