Each … Standards and Technology Management (STM) is responsible for all COTs-based information technology insertions within the IRS. Cybersecurity or information security strategic planningFIGURE 2.2Strategic Planning Enterprise strategic planning involves defining long-term goals and objectives for an organization (for example, business enterprise, government agency, or nonprofit organization) and the development of plans to achieve thes… Business and IT Planners: support the following planning activities: Assessing all proposed business and technology solutions in the context and framework of the Business Architecture to avoid overlaps and duplication of proposed projects. The Business Process Model includes: Automated and/or manual functions that develop the business processes described in Business Processes. Process definitions that provide a robust description of processes and sub-processes, including key activities, data inputs and outputs, and security and privacy considerations. All IRS organizations that own or manage IT applications in the CPE are required to provide updates to the EA organization so that the ABA remains updated and is as complete as possible in order to answer external data calls for application-related information. This section also contains summaries of organization-level concepts of operations (ConOps) that have been completed, processed, and approved for inclusion in the EA. In the IRS EA, logical systems are defined across the Enterprise. Five categories of performance requirements are specified, including Enterprise Workload, Enterprise Response Time, Enterprise Reliability, Maintainability, and Availability Requirements. IRS Organization Descriptions, which are part of the IRS EA Organization Model View, identify and describe the organizational entities that comprise the IRS. 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. It is intended as a full planning and implementation lifecycle for use at all levels of scope defined in the Common Approach to Federal Enterprise Architecture: International, National, Federal, Sector, Agency, … It can be a tax service or a service that provides a tax product. The Location Type Definitions identify and classify all of the distinct types of locations where IRS conducts business (directly or indirectly) or where critical functions are performed in support of IRS business or technical operations. Employing a set of comprehensive sources of guidance including the Enterprise Lifecycle (ELC) Methodology, the ConOps Guidance Toolkit, and the supplementary materials available on the IRS EA website. So what are the fundamental building blocks and business architecture components? This enables high-level impact assessment of investment decisions and programmatic changes on the overall plans for moving toward the target EA. 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 EA provides summaries of organization-level business concepts of operations (ConOps) that have been completed, processed, and approved for inclusion in the EA. 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. The IRS Business Architecture defines the business aspects of the target state of the IRS Enterprise. Page Last Reviewed or Updated: 16-Jun-2020, Request for Taxpayer Identification Number (TIN) and Certification, Employers engaged in a trade or business who pay compensation, Electronic Federal Tax Payment System (EFTPS), Major components and sub-components of the EA, IRS Strategic Goals and Business Process Alignment, Business Process / Functional and Data Requirement Matrix, Updating the Enterprise Technology Blueprint, Using the Enterprise-Wide Sequencing Plan, Treasury Inspector General for Tax Administration, 2.15.1 Enterprise Architecture (EA) Overview. 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. It may be used freely by any organization wishing to develop enterprise architecture for use within that organization. Other models of the security view include: Security Considerations of Target Business Processes: Specifies very high-level security requirements for target business processes. The vision and strategy framework is built on the functional segmentation of the IRS, representing the core mission business functions that directly relate to front-line tax administration. The Enterprise Transition Strategy (ETS) describes the overall IRS vision and strategy, and how existing and proposed investments align to it. The Organization Model View consists of the following: Organization Descriptions identifies and describes the organizational entities that comprise the IRS. The Enterprise-Wide Sequencing Plan (EWSP) provides an evolving view of programs and projects and graphically depicts their relationships and impacts across the enterprise. Reporting Compliance: directs activities designed to strengthen compliance by identifying taxpayers non-compliant with reporting requirements that impact their tax liability or exempt status. Security Considerations of Target Architecture Business Processes. EA leverages existing systems, as defined in the As-Built Architecture, and new development to build capabilities, optimize capacity, manage program costs, and deliver business value on an incremental and frequent basis. 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. The security architecture view of the Target Architecture consists of other models besides the three named just above. Role Definitions identify, classify and explain the roles that support the core business of the IRS. Figure 1-8: Examples of EA Components. The product lifecycle status dates provide guidance for technology insertion, product deployment, and version updates as well as identifying when products are no longer supported and must be removed. The ESP complies with high-level section 508 requirements. (Each mechanism corresponds to one or more security requirements specified in the Security Requirements model). Enterprise … Reporting compliance (remote assistance) requiring an exam. Defines the ERP architecture through the physical components of hardware, software, data and networking. It comprises the following seven topics: Traceability of data and functional requirements to business processes. STM is essential to the successful alignment of individual products, standards, and technologies to the Target Enterprise Architecture. While the Business Process hierarchy has placeholders for content that may be added later; placeholders are not used in the current functional requirements. The focus is on functional and physical locations that are durable over time. However in many cases, the performance goals specified by these matrices are incomplete. Crosswalk of NIST SP 800-53 and ETA Security Requirements. Security Categories of ETA Business Processes. These key concepts are: The enterprise context diagram profiles the business environment in which the IRS operates. Integral business and technical governing principles serve as the primary component of the IRS Enterprise Architecture. The intent of the ConOps framework is to: Conceptualize a holistic future state of an organization based on organizational and technological changes. In addition, the ETB is available online for all IRS employees and contractors with access to the intranet, and anyone may contact the EA team with proposed changes, which EA evaluates, prioritizes, and incorporates as appropriate. Sensitivity Classification of ECDM Data Classes: Identifies the sensitivity classification of each of the data classes of the Enterprise Conceptual Data Model (ECDM). Data Strategy: develops a coherent approach that will reduce data redundancy and the large operating costs caused by multiple, replicated or similar data stores. The ETS also describes how these programs and projects fulfill business goals and objectives of the IRS and US Treasury and highlights the impacts of transition on the current production environment and system retirements result from modernization efforts. Inform IT Investment Prioritization and Decision Making: The ETB provides a framework for identifying and evaluating potential investments and ensuring their alignment with a common enterprise vision. The goals of defining these common decisions are to: Ensure that projects deliver functionality that can be integrated and maintained in the IRS environment. Audience: (1). There are four architecture domains that are commonly accepted as subsets of an overall Enterprise Architecture, all of which the TOGAF standard is designed to support: The Business Architecture … This will lead to expansion and refinement of the performance requirements specified herein, and may result in replacement of some of the requirements based on supplemental sources. Future versions of the Business Architecture are expected to provide more complete specification of performance goals. 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. 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. Infrastructure architecture. The ECDM is organized into three top-level subject areas, each of which also divides into three subject areas. The business domains support the effective and secure execution of the core mission business functions. Foster Collaboration and Coordination: The ETB promotes dialog and collaborative planning across the enterprise. The EA is composed of the following three major components and many sub-components within each major component: As-Built Architecture including all information technology applications. Chartering new strategic initiatives or projects. 3 Different Examples of University Enterprise Architecture Principles. The RA manages the complex relationship between projects and releases with planning domains. The Business Architecture comprises the following content areas: Business Services and Processes, including a description of an initial set of Business Services. The Enterprise Conceptual Data Model (ECDM) is a high-level view of non-transient data needed for the administration of the business of the IRS. Enterprise Architecture directs all users of its products to develop, procure, maintain, or use Information and Communication Technology (ICT) ensure that these technologies provide access to information and data for people with disabilities. Other Models of the Target Architecture Privacy View: The privacy architecture view of the Target Architecture consists of other models besides the two named just above. 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