TaxJar
Simplified sales tax for growing businesses.

Executive Summary
TaxJar is a cloud-based platform that automates sales tax compliance for e-commerce businesses and online retailers. It handles calculations, reporting, and filing across multiple states, aiming to simplify the sales tax lifecycle and reduce administrative burdens. The platform is particularly well-suited for small to mid-sized businesses dealing with complex tax jurisdictions, offering AI-driven categorization and real-time calculations to ensure accuracy and compliance.
Use Cases
- Automating sales tax calculations at checkout for e-commerce stores.
- Tracking economic nexus across multiple US states to ensure compliance.
- Automatically filing and remitting sales tax returns to state tax authorities.
- Managing sales tax compliance for multi-channel sellers (e.g., Shopify, Amazon, eBay).
- Generating detailed sales tax reports for audit purposes and financial reconciliation.
- Handling product-specific taxability and exemption certificates.
Features
Visibility
- Nexus Insights Dashboard: Provides a clear overview of current and potential sales tax nexus obligations across states based on sales activity.
- Comprehensive Sales Tax Reports: Generates detailed, state-specific reports with local jurisdiction breakdowns, updated daily for real-time insights.
- Multi-Channel Transaction View: Unifies transactional data from all connected e-commerce platforms and marketplaces into a single dashboard.
- Audit Trail & Archiving: Maintains a complete, detailed audit trail of all calculations, reports, and filed returns, organized by state and period.
Intelligence
- AI-Driven Product Categorization (Emmet): Intelligently suggests and applies correct product tax codes, reducing manual effort and ensuring accuracy for taxability.
- Real-time Rooftop-Level Calculations: Calculates sales tax with high accuracy based on the precise location of the customer (rooftop-level) and product type.
- Automated Sales Tax Filing (AutoFile): Automatically prepares and submits sales tax returns and remittances to states where the business is registered.
- Economic Nexus Tracking & Alerts: Monitors sales activity against state-specific economic nexus thresholds and provides alerts when thresholds are approached or met.
Support
- Dedicated Customer Support Team: Access to a team of sales tax experts via email and phone (for Professional plans) for assistance with account and sales tax questions.
- Comprehensive Knowledge Base & Video Guides: Extensive online resources, including articles, FAQs, and video tutorials, to help users understand and utilize the platform.
- API Documentation & Developer Resources: Detailed API documentation and open-source clients on GitHub for custom integrations and developer support.
Technical Specifications
- Architecture
- Cloud-native SaaS
- Deployment
- Cloud/SaaS
- Authentication
- API Key, Token-Based Authentication
- API Available
- Yes
- MCP Server
- No
Infrastructure
- AWS
AI/ML Stack
- Machine Learning
- NLP
Integrations
- Shopify
- Amazon
- WooCommerce
- BigCommerce
- Stripe
- QuickBooks
Security & Compliance
Certifications: SOC 2 Type II, HIPAA Compliant, GDPR Compliant, Cloud Security Alliance
Encryption: AES256 at rest, TLS encryption in transit, SHA2 signatures
Pricing
- Model
- Tiered subscription based on transaction volume/orders
- Starting Price
- Starter plan at $19/month or $205/year; Professional plan available (contact sales for specific pricing beyond initial tiers). AutoFile additional fees apply.
- Target Customer
- SMB to Mid-Market
- Contract Type
- Monthly/Annual
- Free Trial
- Yes, 30 days (credit card required)
About TaxJar
TaxJar is a cloud-based platform that automates sales tax compliance for e-commerce businesses, handling calculations, reporting, and filing across all U.S. jurisdictions. Founded in 2013, it was acquired by Stripe in 2021 to enhance Stripe's revenue platform with automated tax solutions.
Alternatives to TaxJar
- TaxSlayer by taxslayer — Slay your taxes. Maximize your refund. Get it right.
- Taxually CrossTax by Taxually — Streamline global VAT compliance, eliminate errors, and file in minutes.
- TRADE.com Challenges by TRADE.com — Master trading skills with simulated challenges and educational tools.
- Trintech Cadency by Trintech — Automate, control, and transform your Record to Report process.
- Tungsten Network by Tungsten Network — Automate accounts payable with AI-powered e-invoicing for unmatched speed, accuracy, and compliance.
- Valuation Services by Ledgy — Automated valuation services for equity and company assets, streamlining compliance and financial reporting.
- Valuations by Qapita — Flexible, optimized valuations for equity, stock options, and company assets.
- Vena by Vena Solutions — Unify your business with AI-powered complete planning, built for Excel and the Microsoft ecosystem.