# How do I check a supplier in Colombia?

Ask the supplier for its NIT, the tax ID, and read it against the official lists. Testigo holds 1 lists for Colombia that are read by NIT: Proveedores ficticios (DIAN, 2026-08-13, 1,108). Each list shows its publisher and edition date. An empty result is not a clean bill of health: it covers those lists and editions only.

- Check a Colombian supplier by NIT: the DIAN list: https://testigomexico.com/check/colombia
- Manufacturers in Colombia: the public record explained: https://testigomexico.com/guides/public-record-colombia
- How to check a supplier in Latin America before you visit: https://testigomexico.com/guides/check-supplier-latin-america
- DIAN's list of proveedores ficticios, explained: https://testigomexico.com/guides/dian-proveedores-ficticios-colombia

Sources:
- Proveedores ficticios, DIAN, edition 2026-08-13


Cite as: Testigo, "How do I check a supplier in Colombia?", https://testigomexico.com/questions/check-a-supplier-in-colombia, data file 2026-10-12.

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This is the Markdown version of https://testigomexico.com/questions/check-a-supplier-in-colombia. Testigo: Testigo is supplier intelligence for people who source from Latin America: a search over manufacturers taken from the official public registry of each country. Each record shows its source, its date and what was not checked.