Until 2023, the canonical French company register was a four-way fragmented mess: INSEE Sirene held the identification layer (SIREN, SIRET, name, address, headcount, NAF activity code), the regional Greffes held statutory acts (incorporation deeds, capital changes, director appointments), the Tribunaux de Commerce shared partial data through Infogreffe (paid), and the Bodacc was the gazette. Starting 1 January 2023 the Registre National des Entreprises (RNE) at INPI became the single canonical source for French commercial information — consolidating the old Registre du Commerce et des Sociétés (RCS), Registre des Métiers (RM), Registre Spécial des Agents Commerciaux (RSAC) and the Registre Spécial des EIRL (RSEIRL). The post-RNE world isn't fully tidy yet — Sirene and RNE are still two distinct API surfaces, and the integration between them has rough edges — but it's the cleanest French registry has ever been for programmatic access. Here's what's actually queryable in 2026 and where the seams are.…