Benefits Paid by the Railroad Retirement Board.
Enter any federally taxed retirement benefits paid by the Railroad Retirement Board (RRB), such as Tier I and Tier II benefits, railroad retirement sick pay, disability, and unemployment benefits, included in federal AGI. List the name of the benefit paid on line 14a and the related amount on line 14b. Filers must attach a copy of Forms RRB‑1099, RRB‑1099-R, 1099-G, and W-2 from U.S. Railroad Retirement Board Sickness and Unemployment Benefits Section. Paper filers must attach a copy of pages 1 and 2 of Federal Form 1040 or 1040-SR to your Nebraska return.