Professional cloud-based tax preparation software designed for speed and seamless QuickBooks integration.
Intuit ProConnect Tax Online is a professional-grade, cloud-native tax preparation platform built to streamline the workflow for CPA firms and professional tax preparers. Built on the Intuit Tax Knowledge Engine (TKE), the platform leverages thousands of proprietary tax logic algorithms to ensure accuracy and compliance across federal and 50+ state jurisdictions. As of 2026, the platform has matured into a central hub for the 'Firm of the Future' model, focusing heavily on automated data ingestion from QuickBooks Online and the proprietary Intuit Link portal. Technically, it eliminates the need for server maintenance or desktop installations, operating entirely within a secured browser environment with encrypted data transmission. Its architecture is optimized for high-concurrency periods (January–April), utilizing serverless scaling to handle millions of simultaneous complex tax calculations. The 2026 positioning emphasizes AI-driven diagnostic tools that proactively identify tax-saving opportunities and potential audit triggers before submission, differentiating it from traditional static entry software.
A secure, client-facing request-response system for gathering tax documents and data.
Verified feedback from the global deployment network.
Post queries, share implementation strategies, and help other users.
Direct API-level integration between the general ledger and the tax trial balance.
Proprietary data bridge that moves Schedule K-1 data from business returns to individual returns.
Real-time validation engine that checks against IRS business rules and e-file specifications.
Automated allocation of income across multiple states based on source income logic.
Optical Character Recognition engine that extracts data from W-2s and 1099s.
256-bit AES encryption at rest and TLS 1.2 in transit, hosted on AWS-grade infrastructure.
Manual data entry for hundreds of clients leads to errors and seasonal burnout.
Registry Updated:2/7/2026
Manually apportioning income across 10+ states is prone to calculation errors.
Staff members working in different locations cannot access the same tax file.