Enterprise Services: sets critical enterprise standards to promote compatibility and common practices across the IRS, applies engineering expertise directly to projects and programs, establishes frameworks for IT demand management and prioritization, and establishes governance and control methodologies for the IT portfolio. Now let’s get to the interesting bit and dig into some real life examples of EA Principles. 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. The EA defines and describes allocation of functional and data requirements to systems. Enterprise architecture management (EAM) is a structured approach that an enterprise uses for creating, managing, and using enterprise architecture to align business and IT. A relational database hosting Appian internal data and metadata, plus any additional relational databases hosting Appian business data. Enterprise Business Concept of Operations, Process Thread Performance Model (integrated within Business Process Model), Process/Organization Matrices (integrated within Business Process Model), Process/Role Matrix (integrated within Business Process Model), Process/Location Type Matrix (integrated within Business Process Model). Given the broad scope of many of the referenced requirements, some provisions of some of these requirements may not be fully applicable to the IRS business systems modernization program. 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 IRS Enterprise Technology Blueprint (ETB) articulates the envisioned long-range technology environment and describes how technology will be leveraged and deployed in support of the strategic IRS business direction. The Location Types definitions do not try to define organizational locations, which tend to change over time. Enterprise Architecture Components: Name: Description: Business Events: A Business Event is an intersection between a business information system and a business function. While functional roles are identified, organizational roles are not identified, because these change over time. 3 Different Examples of University Enterprise Architecture Principles. The components … IRS business processes are associated with the specific IRS Location Types at which they are performed in Process / Location Type. This section also contains summaries of organization-level concepts of operations (ConOps) that have been completed, processed, and approved for inclusion in the EA. The TRM describes the technologies that will be assembled into a system to support the IRS Enterprise applications processing requirements. So what are the fundamental building blocks and business architecture components? The field initially began to address two problems: 1. Strategy and Planning: provides business planning and risk management, financial management, investment and portfolio controland oversight, and strategic supplier management. Sensitivity Classification of ECDM Data Classes: Identifies the sensitivity classification of each of the data classes of the Enterprise Conceptual Data Model (ECDM). Figure 3 illustrates graphically the motivation for having an enterprise architecture: the top portion shows a rather simple application at a firm, where an architecture may be optional; the middle portion illustrates that over time the system and interrelations may grow more complex, and so an architecture … Future versions of the Business Architecture are expected to provide more complete specification of performance goals. 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. Course Hero is not sponsored or endorsed by any college or university. This supports a services approach that complies with the layered approach specified in the TRM. The Organization Model View consists of the following: Organization Descriptions identifies and describes the organizational entities that comprise the IRS. It provides IRS business and IT stakeholders a common long-range view of IRS operations from a business and IT perspective and depicts the alignment between business and IT concepts. Taken as a whole, these Work Products define the measures necessary to protect sensitive IRS assets, including taxpayer information. Recognizing the dependencies and establishing key attributes of projects early in the life cycle, while the cost of changes or fixing problems is relatively small. BlueDolphin’s Enterprise Architecture solution allows organizations to … The EA describes the enterprise-level, future-state functional requirements that will support the IRS. An official website of the United States Government. The Enterprise Standards Profile is applicable to the entire IRS Enterprise. Assessing all proposed business and application solutions in the context of the business services offered, business process visions, and high level designs to ensure alignment. This hierarchical organization parallels the Enterprise Conceptual Data Model’s definitions of taxpayer and third party. 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 plan further demonstrates incremental stages necessary to achieve target state business objectives, program efficiencies, and technology advances. Other models of the security view include: Security Considerations of Target Business Processes: Specifies very high-level security requirements for target business processes. Purpose: An enterprise architecture is a strategic information asset base which defines the mission, the information and technologies necessary to perform the mission and the transitional processes for implementing new technologies in response to the changing needs of the mission. Criminal Investigation: enforces criminal statutes of the Internal Revenue Code and related statutes. The Enterprise Transition Strategy (ETS) describes the overall IRS vision and strategy, and how existing and proposed investments align to it. To demonstrate cross-business process integration. (For a list of other models of the security architecture view, see the Security Requirements Section). The IRS mission and strategic goals are implemented through a five-year plan that drives information technology investment decisions based on priorities around modernizing front-line tax administration and supporting technical infrastructure. If a term does appear in both, the definition in the Glossary of IRS Business Terminology has precedence. These scenarios were developed in response to requests from the business community to meet two objectives: To demonstrate that the business processes outlined in the EA provide adequate coverage for the business functions under a variety of business conditions. The current architecture contains those EA components that currently exist within the enterprise at each … Reporting compliance (remote assistance) requiring an exam. A logical data model is a complete account of the data required by an organization or business area. In information technology, architecture plays a major role in the aspects of business modernization, IT transformation, software development, as well as other major initiatives within the enterprise. The IRS Technology blueprint is a living document that is continuously reviewed and updated as appropriate. Decision Makers - Commissioners and governance bodies. Only products listed in the ESP, a technical product repository, may be deployed (e.g. It comprises the following seven topics: Traceability of data and functional requirements to business processes. Authors call it enterprise … removal of unsupported products), and to minimize overlapping functionality. These two glossaries are intended to be mutually exclusive. Nancy Seiger IRS business processes are associated with the specific Location Types at which they are performed in process / location type matrices. Authoritative data definitions and guidelines. The IRS EA also provides an Information Dictionary -- which incorporates a Glossary of IRS Business Terminology, a comprehensive Glossary for the EA, and a list of acronyms used throughout the EA. Align Strategic and Architectural Planning: The ETB provides inputs to and receives outputs from other levels of enterprise planning. Chartering new strategic initiatives or projects. The ESP presents status about standards and approved products. The Business Architecture comprises the following content areas: Business Services and Processes, including a description of an initial set of Business Services. The Systems Architecture is presented in two logical sections: The System Requirements items detail the needs identified during a comprehensive systems analysis. Reporting Compliance: directs activities designed to strengthen compliance by identifying taxpayers non-compliant with reporting requirements that impact their tax liability or exempt status. This discussion supplies guidance regarding: Mechanisms deployed to provide ESM core functions. IT architecture is used to implement an efficient, flexible, and high quality technology solution for a business problem, and is classified into three different categories: enterprise architecture, solution architecture and system architecture. Filing and Payment Compliance: includes collecting delinquent tax obligations and securing delinquent tax returns. EA describes programmatic requirements as those based on security and privacy; the IRS; and all agencies. Enterprise Continuum Architecture Partitioning Architecture Repository Tools for Architecture Development Foundation Architecture: Technical Reference Model Integrated Information … The first one is fiSystem Portalfl, which is an interface between users and the system objects. The IRS Release Architecture (RA) is an IRS near-term IT plan encompassing all major and selected (strategic) non-Major IT projects planned for delivery within a sliding timeframe that includes the next three fiscal years. Prioritizing various projects and related investments. Table 8 enumerates and describes each of the components. In general, the IRS EA presents a multi-layer technology architecture. This section includes the scope, purpose, and objectives of Enterprise Architecture. Allocation of Security Mechanisms to System Components (part of the Security Architecture work product). The technology architecture model view of the ELC represents the physical platforms and technical infrastructure that supports the operation and use of applications and data in the IRS. Security Processing Thread (part of the Security Architecture work product). Third party support also is addressed. Security Categories of ETA Business Processes. Primary Stakeholders: IRS information technology management, analysts, and support contractors. Project Managers: support the following activities: Ensuring that key stakeholders (organizations and roles affected by project scope) are involved on the project team. Business Architects: support the following activities: Business process reengineering activities, and for planning Business Process Redesign Projects to ensure that project designs align with the business vision and supporting high level process designs and business services. This enables high-level impact assessment of investment decisions and programmatic changes on the overall plans for moving toward the target EA. There are three primary uses supported by the ETB. It identifies emerging technology trends and their potential applicability to different IRS business functions, enabling different stakeholders to identify potential technology opportunities in support of business needs. Each release architecture specifies the state of the enterprise after the system deployments planned for a fiscal year. A list of custodial financial controls required by the process (when applicable). The bottom line: more cost, less value. Ensuring that their work is integrated with other projects and within the operating units. Unified Architecture Framework (UAF) -- which is a complex but flexible enterprise architecture … One or more search servers. It may be used freely by any organization wishing to develop enterprise architecture for use within that organization. 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