
Maryland's New 3% Tech Tax on IT and Software Services: What Every SaaS Company and Freelance Developer Needs to Know
Maryland's new 3% sales tax on IT, data processing, software publishing, and computer systems design services (NAICS 518, 519, 5132, 5415) took effect July 1, 2025 with no revenue threshold, so SaaS founders, freelance developers, and IT consultants with even one Maryland customer may owe it — this guide covers what's taxable, how sourcing and MPU certificates work, and how to book the liability separately from your 6% sales tax.










