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Check Thai Company by Tax ID

Enter a 13-digit Thai Tax ID to instantly see the registered company name, address, and VAT status.

Data source: rdws.rd.go.th (Thai Revenue Department public API)

How to use

  1. 1Enter the 13-digit Thai Tax ID. Real-time checksum validation catches typos.
  2. 2Click Check Company. The system queries the Thai Revenue Department API.
  3. 3Results show the registered company name, full address, and VAT registration status.

Disclaimer: This tool queries the Thai Revenue Department public API (rdws.rd.go.th). Only VAT-registered entities appear in this database. Data accuracy reflects RD records at time of query. For official verification, contact RD directly.

Also check the auditor

Look up which CPA audited this company using our TFAC Auditor Lookup tool.

Auditor Lookup (TFAC)