Schedule database backups to the customer's EU-region storage (BYOK) and run an automated restore-test report so backups are actually proven (FR/BE/NL BCP)
Fuzzy de-duplicate partners keyed on French SIREN/SIRET, Belgian KBO/BCE and Dutch KvK/RSIN numbers, then merge safely with full relink (FR/BE/NL)
Restrict login by country / IP range and log every access attempt for EU data-residency policies (FR/BE/NL), with EEA allow-listing and CIDR rules
Second-approval (maker-checker) gate before posting VAT returns, payment runs or e-invoices, with a segregation-of-duties report (FR/BE/NL internal control)
Detect over-retained personal data per FR/BE/NL rule and run a GDPR-safe purge with an evidence log
Checksum-validate FR NIR, BE NISS/INSZ and NL BSN on partner & employee records (local algorithm, no registry)
Mask & pseudonymise national IDs (NIR, NISS/INSZ, BSN) with role-based reveal and an access log
Immutable field-level change history on fiscal-relevant records to support the French piste d'audit fiable (PAF / CGI art. 289, BOI-TVA-DECLA)