The IRS requires managed services for its Integrated Enterprise Portals (IEP) 1.5, providing essential capabilities for taxpayers, tax professionals, and employees. These services include hosting for IRS.gov and hosting/security for external-facing applications. The contract supports critical operations such as Tax Filing Season and mission-critical systems. IEP 1.5 also underpins transformative IRS initiatives, including Digitalization and Information Return Modernization (IRMod), as well as recently implemented cloud-based capabilities.