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SaaS Sales Tax for Texas: What You Need to Know in 2026

Learn how Texas treats SaaS as data processing, how the 80/20 rule affects the taxable base, and what providers need to register and file.

SaaS Sales Tax for Texas: What You Need to Know in 2026

SaaS is taxable in Texas. Texas treats SaaS as a data processing service under Comptroller Rule 3.330, with the 80/20 treatment applying to the charge: 80% is taxable and 20% is treated as exempt information service.

The statewide sales tax rate is 6.25%, and local taxes may increase the combined rate. Providers should confirm current rates, sourcing, exemptions, and filing requirements with the Texas Comptroller or a qualified tax professional.

Texas SaaS at a glance

AreaTreatment
SaaSTaxable data processing service
Physical nexusApplies
Economic nexusReview the current Texas threshold
State rate6.25%
Local taxesMay apply
Taxable base80% of the data processing charge under the 80/20 rule

How the 80/20 rule works

For a $1,000 SaaS subscription, the taxable base under the cited treatment is $800. The applicable state and local rate is then applied to that base.

The partial exemption applies to the data processing service and does not mean every software-related charge is treated identically. Review bundled services, implementation, support, storage, and other charges separately when necessary.

Other taxable digital services

Texas may tax related digital products and services, including:

  • cloud-based platform and infrastructure services;
  • electronically delivered software;
  • streaming services; and
  • electronic data storage and retrieval.

The exact treatment depends on how the service is delivered and classified.

Texas SaaS exemptions

Depending on the circumstances, exemptions may apply to government entities, qualifying nonprofits, and resale or integration transactions. Keep a valid exemption or resale certificate before excluding tax from an invoice.

Texas compliance steps

1. Determine nexus

Physical presence through an office, employee, inventory, or other property may create nexus. Texas economic nexus rules may also apply when sales to Texas customers cross the current threshold.

2. Register with the Texas Comptroller

Apply for a Texas Sales and Use Tax Permit through the Comptroller’s online portal. Prepare the legal business details, federal tax identification, address, contact information, and expected Texas sales.

3. Calculate tax

Apply the current state and local rate to the taxable portion of the SaaS charge. Use the customer’s applicable delivery or service location and account for exemptions.

4. Maintain records

Keep invoices showing the taxable portion, tax charged, exemptions, customer information, and transaction details. Retain certificates and remittance records for the required period.

5. File and remit

The Comptroller assigns a filing frequency based on activity. File through WebFile and report gross, taxable, and exempt sales. Returns are generally due on the 20th of the month after the reporting period, but confirm the assigned schedule.

6. Monitor changes

Review Texas rates, local rules, nexus requirements, and data-processing guidance regularly. A change to a product, billing model, or customer location can affect the calculation.

Automate Texas SaaS compliance

Subscription billing makes manual compliance difficult when a business has recurring charges, upgrades, credits, and multiple jurisdictions. Kintsugi can connect billing data, classify SaaS products, apply the relevant rate and taxable base, monitor nexus, and support filing workflows.


Related resource: For current rates, nexus thresholds, filing deadlines, and FAQs, see Kintsugi's Texas Sales Tax Guide.

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