June 1, 2019 12:28 PM
You would enter what is on the 1099R when you go it.
Box 10. Amount Allocable to IRR Within 5 Years
Enter the amount of the distribution allocable to an IRR
made within the 5-year period beginning with the first day
of the year in which the rollover was made. Do not
complete this box if an exception under section 72(t)
For further guidance on determining amounts allocable
to an IRR, see Notice 2010-84, Q/A-13.