The Federal Disability Determination Division Chicago (FDDD) is responsible for processing
disability claims filed by claimants who receive, or are eligible for, an annuity
with the Railroad Retirement Board (RRB) and for coordination between the two agencies.
FDDD processes railroad (RR) disability claims using the same disability criteria
and guidelines used by the State disability determination services (DDS), and discloses
the determinations to the RRB.
These RR cases are divided into 2 groups:
The material contained in this chapter is unique to processing dual eligibility RR
cases.