# Lookuptax Reviews
**Vendor:** Kadalas Tech  
**Category:** [Sales Tax and VAT Compliance Software](https://www.g2.com/categories/sales-tax-and-vat-compliance)
## About Lookuptax
Lookuptax is a tax ID and VAT validation platform built for cross-border businesses, SaaS companies, marketplaces, and finance/compliance workflows. At its core, it provides a unified API and validation infrastructure for verifying tax identifiers across 100+ countries IDs such as - EU VAT numbers - GSTINs - EIN/TINs - Business tax registration numbers - Regional tax identifiers Instead of integrating separately with dozens of government databases and tax authority systems, businesses can integrate once with Lookuptax and validate globally through a single API Key capabilities include: Real-time tax ID validation Bulk verification workflows Country-specific format validation Audit trails/history Unified API abstraction across jurisdictions Coverage of multiple national tax registries under one platform The main use cases are: VAT exemption validation for B2B SaaS Preventing fraudulent tax IDs Automating tax compliance during checkout/onboarding Supporting reverse-charge VAT workflows Cross-border invoicing compliance






- [View Lookuptax pricing details and edition comparison](https://www.g2.com/products/lookuptax/reviews?section=pricing&secure%5Bexpires_at%5D=2026-05-22+15%3A39%3A09+-0500&secure%5Bsession_id%5D=61e1d936-852e-4ed1-98b6-b8f9d0d87d83&secure%5Btoken%5D=a6fa2d2f1e259a327072c998ab3910ba30207313381c6073568ba1fb579e73df&format=llm_user)

## Lookuptax Features
**Tracking**
- Sales Tax
- VAT
- GST
- Exemptions
- Adjustments
- Localization

**Integrations**
- Integrations

**Remittance**
- Returns
- Notifications
- Global/Cross Borders
- Analytics

**Agentic AI - Sales Tax and VAT Compliance**
- Autonomous Task Execution
- Natural Language Interaction

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