Every retirement / pension / welfare-benefit plan in the US that filed an annual disclosure with the Department of Labor's Employee Benefits Security Administration. ~217k plans for filing year 2024. Plans collectively hold over $30 TRILLION in assets — the largest single pool of money tracked by federal data. Each filing: plan name + plan number, sponsor (legal employer) name + EIN + DBA + full address + business code, plan administrator (often a third-party admin), plan effective date, pension-benefit codes (2A=401(k), 2B=Defined Benefit, 2E=ESOP, 2T=Cash Balance hybrid), welfare-benefit codes (4A=Health, 4B=Dental, 4D=Life, 4I=Long-Term Care, 4S=HRA), funding source (insurance / trust / general assets), participation counts (total/active/retired/beneficiaries/with-balance), schedule attachments (Sch H = audited financials, Sch C = service-provider compensation incl. auditor + investment advisor fees). Sponsor EIN joins to **IRS BMF** nonprofits (1.26M) directly. Source: askebsa.dol.gov/FOIA Files/{year}/Latest/F_5500_{year}_Latest.zip (no auth, monthly refresh).
Every record in this dataset can be traced back to its primary source at https://www.askebsa.dol.gov/FOIA%20Files/. Underlying content is a US federal government work (public domain under 17 USC §105); our derived data is licensed CC0 1.0.