Convert industry codes
Cross-system equivalents backed by official correspondence tables and exact code matches — never guesses. Approximate mappings are labeled. How it works →
No verified match yet for SCIAN 221311
We only show conversions backed by official tables or exact matches — a verified SCIAN → NAICS mapping for 221311 Water collection, treatment and supply carried out by the private sector isn't available. Broader matches may exist at a higher level: