This guide presents common post-entitlement events that occur for Supplemental Security Income (SSI) and Social Security Disability Insurance (SSDI) beneficiaries and provides guidance for SOAR-trained case workers to assist SSI/SSDI beneficiaries with navigating these events to maintain eligibility. However, it is not exhaustive. SSI and SSDI post-entitlement events and rules are numerous, oftentimes complex in nature, and specific to a person’s circumstances.