Obsessive-Compulsive Disorder is rated by the U.S. Department of Veterans Affairs under DC 9404 of 38 CFR § 4.130, DC 9404 across 6 severity tiers (0% / 10% / 30% / 50% / 70%…). Service connection requires (1) a current diagnosis, (2) an in-service event, injury, or exposure, and (3) a medical nexus opinion linking the two under 38 C.F.R. § 3.303.
Characterized by recurrent, unwanted obsessions (intrusive thoughts, images, or urges) and/or compulsions (repetitive behaviors or mental acts) that are time-consuming and cause significant distress.
Rating criteria text quoted verbatim from 38 C.F.R. § 4.130 (Mental disorders). Source verified 2026-05-15 by ClaimRecon Editorial Team against the Cornell Law CFR mirror; eCFR.gov is the authoritative government source.