The vision, themes, and enterprise technology direction in the TR is used by the IT investment planning team to evaluate the alignment of IT investment proposals with the broader enterprise business and technology decisions. Chief Counsel: provides legal guidance and interpretative advice to the IRS, Treasury and to taxpayers on all matters pertaining to the interpretation, administration and enforcement of the Internal Revenue code. In general, the IRS’ Enterprise context diagram does not describe interactions among the multiple roles of organizations unless those interactions are applicable to IRS business. Audience: (1). STM is essential to the successful alignment of individual products, standards, and technologies to the Target Enterprise Architecture. The matrix is provided to assist in business case development and provide stronger justifications of proposed improvements to IRS business processes by demonstrating a clearer line of sight to IRS business results. The web-based Change Request management application is accessed by IT partners to modify the ESP. Vendor product lifecycles change and the ESP alignment captures the information at approval but may be updated when needed or detected to synchronize with industry changes. Purdue Reference Model, “95” provides a model for enterprise control, which end users, integrators and vendors can share in integrating applications at key layers in the enterprise… The ABA represents the IRS' Current Production Environment (CPE) with business applications, external systems, and external trading partners. The Change Request (CR) process ensures that all projects adhere to the standards and guidelines set forth in the EA. Functions that are organized primarily by the business areas described in Business Processes. The RA also documents dependencies between different projects and their releases. The Shared Environments database – the main data store for a commerce deployment. Selecting applications software to support business process and service design.s. These two glossaries are intended to be mutually exclusive. The IRS EA discusses Enterprise System Management (ESM) as the basis for designing and deploying a complete systems management capability at the IRS. It uses EA methods and visualizations to depict the complex interrelationships between the envisioned business capabilities, data, applications and systems, technologies and infrastructure. Knowledge Management (KM) Data. Introducing automation to improve upon manual activities and processes. It illustrates how these programs and projects fulfill business goals and objectives for IRS domains, the IRS and Treasury. Enterprise Architecture Requirements are required by federal law, IRS enterprise architecture principals, and vision and strategy mandates. The allocation of ESM mechanisms to system components. Outline the key areas of change between the current and future states. A security processing thread presented in Security Processing Thread emphasizes the involvement of infrastructure components as an employee logs on to an IRS workstation and begins working on a filing and payment compliance case. It involves firm leadership, a complete knowledge of organizational structure, a … The process of managing updates to Enterprise Architecture components and artifacts - ensuring that standards are being followed. The following list includes all the Functional Work Products: Traceability of Data and Functional Requirements to Business Processes, Allocation of Functional and Data Requirements to Systems. (select, Which of the following will occur if a company changes its business. For example, a business is a taxpayer when it pays its income tax, and a business is an employer when that business withholds taxes from its employees and submits tax-related W-2 information to the IRS. Documents and data about how the IRS conducts business. The Enterprise Systems Management (ESM) Requirements exist primarily because systems and networks are not currently self-healing. IRS business processes are associated with the specific IRS Location Types at which they are performed in Process / Location Type. Security Risk Assessment: Estimates the relative degree of security risk associated with major target system components. Cybersecurity: ensures compliance with federal statutory, legislative, and regulatory requirements governing confidentiality, integrity, and availability of IRS electronic systems, services, and data in accordance with FISMA. Third party online request for a taxpayer transcript. Business investments and resources are also fully aligned with the approved segment architecture. As such, these Work Products are the core of the IRS EA. The higher level external entities are listed below: EE-1.2 – Organizational Taxpayers (not shown on context diagram), EE-2.0 – Third Parties (not shown on context diagram), EE-2.4 – Other Third Parties (not shown on context diagram), EE-2.4.1 – Other Taxpayer/IRS Intermediaries. (The categories also address privacy). The IRS EA defines both an Enterprise Conceptual Data Model (ECDM) and an Enterprise Logical Data Model (ELDM). The ESP presents status about standards and approved products. Application Development: delivers integrated software solutions that address the objectives and priorities of the IRS. Within this context, Communications Services discusses the network infrastructure elements and the technology needed to support the System Interfaces, and Enterprise Services discusses specific services supporting the System Interfaces. By eliminating the need … The EA is essential to the successful evolution of IRS IT systems and the Agency’s necessary accommodation of periodic business changes, and its development of modernized systems. In addition, EA manages performance, functional, and system management requirements and provides traceability of data and functional requirements to business processes. The Microsoft 365 for enterprise poster is a central location for you to view: The benefits of Microsoft 365 for enterprise, and how apps and services map to its value pillars. The multi-tier data center model is dominated by HTTP-based applications in a multi-tier approach. Cisco Enterprise Edge (18.104.22.168) The enterprise edge module provides connectivity for voice, video, and data services outside the enterprise. These 508 standards, requirements, and regulations include the provisions for building 508-specific technical requirements, functional performance criteria, and both system and user interfaces into the design. Much of the detailed architecture guidance around the technology architecture is provided in the IRS TRM manual. Submission Processing: provides the filing of both paper and electronic tax returns and the initial capture and accounting for tax revenues. This description is intended to guide IRS projects in achieving and demonstrating their compliance with the Enterprise Architecture. Infrastructure architecture. In addition, the EA provides: Tables of Functions – Systems Allocations, Tables of Data Classes – Databases Allocations, Tables of Service Entities – Systems Allocations, Business Services mapped to Domains and Projects/Sources. User and Network Services: delivers premier IT products and services to the IRS, provides a single point of contact for requesting MITS products and services; supports the desktop environment as well as inventory management, workstation software integration, data security. The need for systems management is not limited to any specific platform, system, or application types, but rather, extends to all platforms, systems, and applications that are deployed at the IRS. The EA Guidance document provides guidance and practical reference for developers who are developing applications in compliance with the IRS Enterprise Architecture (EA). It summarizes the current state of the current production environment, documents challenges and goals for the IRS by business, technical or service domain, includes the defined portfolio of programs and projects for achieving the transition. The System Design items provides a high-level description of the design of the systems needed to satisfy the functional, performance, security and privacy, and system management requirements detailed in the System Requirements . The ESM solution deployed at the IRS must be flexible enough to adapt to a wide variety of operational models. Chartering new strategic initiatives or projects. The IRS Business Architecture defines the business aspects of the target state of the IRS Enterprise. Specifically, the guidance explains how to complete a project charter and alignment table. These Work Products define the measures necessary to protect sensitive IRS assets, including taxpayer information. Two risk estimates are given: (1) for the component unprotected by any security mechanisms and (2) for the component protected by the security mechanisms described in the Allocation of Security Mechanisms to System Components model of the Security Architecture. 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