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Guides to company data, registers and B2B marketing in Belgium

Guides to company data in Belgium: email under the Royal Decree of 2003, calling and the Do Not Call Me list, the enterprise number and NACE-BEL 2008.

4 November 2026

B2B email marketing in Belgium: the Royal Decree of 4 April 2003 and impersonal addresses

When can you email a Belgian business without consent? Impersonal addresses of legal entities, personal addresses, sole traders, text messages and a checklist.

B2B telemarketing in Belgium and the Do Not Call Me list

Calling businesses is allowed in Belgium, but not numbers on the Do Not Call Me list. What the Code of Economic Law says, what the licence costs and who pays for it.

The Belgian enterprise number: CBE, VAT number and check digits

Ten digits, BE in front as the VAT number and a modulo 97 check number: how to read and check a Belgian enterprise number and how to spot establishment units.

NACE-BEL 2008: industry codes for target group lists in Belgium

How NACE-BEL 2008 is structured, what changes with NACE-BEL 2025 and how to define a target group with divisions and classes, with the codes of our 21 industries.