SaaS Taxability

SaaS taxability refers to the complex and evolving determination of whether Software-as-a-Service transactions are subject to state and local sales tax, use tax, or other transaction taxes in a given jurisdiction. As of 2026, there is no uniform national standard for taxing SaaS — approximately 28 states tax SaaS as tangible personal property or a taxable service, while others exempt it entirely or apply partial exemptions based on the nature of the software's functionality. States like New York, Texas, and Pennsylvania generally treat SaaS as taxable, while California, Missouri, and Virginia currently exempt SaaS from sales tax. The distinction often hinges on whether the state classifies SaaS as a sale of tangible personal property (accessing prewritten software), a taxable service, or an intangible not subject to sales tax. This creates significant compliance exposure for SaaS companies selling across state lines: a company with customers in all 50 states may need to evaluate taxability in each jurisdiction based on product type, customer location, and whether the customer is a business or consumer. Post-Wayfair economic nexus rules compound the challenge, as SaaS companies frequently exceed $100,000 revenue thresholds in multiple states simultaneously due to the nature of recurring subscription revenue. A SaaS company with $5 million ARR and a 7% average applicable tax rate faces potential liability of $350,000 annually in states where it has nexus but fails to collect — plus penalties of 5–25% and accruing interest. doola helps SaaS founders determine state-by-state taxability, register in required jurisdictions, and implement automated collection and remittance workflows.