SSA 831 Disability File ACS Extract

The SSA's 831 Disability File is a research file created to determine medical eligibility for Old-Age, Survivors and Disability Insurance (OASDI) and Supplemental Security Income (SSI) benefits. The 831 Disability File extract file contains Protected Identification Keys (PIK) that link these records to the respondents in the American Community Survey (ACS)microdata files.