Decision Support Systems

Tax Decision Support System Vikram B. Thadeshvar (44) Sailendra Sharma (55)

A Decision Support System (DSS) is an interactive computer-based system or subsystem intended to help decision makers use communications technologies, data, documents, knowledge and/or models to identify and solve problems, complete decision process tasks, and make decisions. It is a general term for any computer application that enhances a person or group’s ability to make decisions. What is a DSS?

Process 1960 1980 1990 Mainframes Operational Systems Online Analytical Systems

Changing Business Needs ACTION WHY WHAT Prediction Forecast Business Need Complexity

Challenges before tax administrators ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Typical analysis a Decision Maker may perform by Business Type by Tax Type by Tax Period by Location by its distribution across the various income groups of the taxpayers ,[object Object],[object Object],[object Object],[object Object],[object Object],by the payment plan type by the tax period by the income group by the tax type by tax period by location by business type by tax period by location by business type

Tax Collection ,[object Object],[object Object],[object Object]

Problems in Transactional Applications ,[object Object],[object Object],[object Object],[object Object],[object Object]

Tax DSS Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],A Data-Mart contains a subset of the data available in an enterprise-wide data warehouse. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],On-Line Analytical Processing (OLAP) Is a process to assist decision making by using tools to facilitate the analysis of multi-dimensionally structured business information. Tax Compliance Data Mart Tax Data Warehouse Data Warehouse Data Extraction, Scrubbing and Transformation OLAP tools EIS Query & Reporting Statistical Analysis Data Mining LAN WAN Internet Meta Cube Internal Data Sources External Data Sources External Sources Indv. / Corp. Tax App. Un-employment Tax App. Withholding Tax App. A/R System Source Data Validation Data Scrubbing Data Migration Data Transformation Data Warehouse

Decision Support Methodology (DSM) Decision Support Analysis DSS Software Evaluation & Selection Operational Deployment and Support Prototype Development Revision & Enhancements Scoping of Prototype Project Evaluation Criteria Detailed Design System Construction Testing Demonstration Evaluation Functional Orientation Operational Training Deployment Maintenance Structured Interviews Decision Analysis Data Analysis Technical Analysis Conceptual DSS Orientation Plans & Prioritization Adaptation

Common Subject Areas ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Tata Infotech for Tax DSS? Large pool of resources Expertise in the Area Superior Solution Tax DSS Methodology Understand DSS Technology Make Things Happen

Revenue Forecasting ,[object Object],[object Object],[object Object],[object Object]

Advantages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conclusion ,[object Object],[object Object],[object Object],[object Object]

Decision Support Systems

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Decision Support Systems