The U.S. Government is seeking a succeeding or new lease for approximately 4,800 to 5,040 ANSI/BOMA square feet of office space, with a 15-year lease term (10 years firm). The required location is within a delineated area in Springfield, Illinois, bounded by East Adams Street, East Capitol Avenue, South 7th Street, and South 5th Street. The space must meet federal standards for fire safety, accessibility, environmental sustainability, and ISC Facility Level 1 criteria, and cannot be co-located with law enforcement. Occupancy is required on or about October 1, 2026. No budget amount is specified.