Southeast Oklahoma Library System's EIN is 73-0772089.
Download the official 2025 Form 5500 (PDF) for Southeast Oklahoma Library System from the U.S. Department of Labor's EFAST2 system.
Download the official 2025 Form 5500 (PDF)Southeast Oklahoma Library System's plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, a default investment (QDIA).