IS Identifier — Paso 1 (beta)

Upload a regulatory document (Spanish or English — detected automatically) and download a reviewable Excel: structure-aware segments, substantive-context filter, institutional-statement candidates and review flags.

Sheets: segments (one row per segment), schema (column descriptions), summary (counts). Rows highlighted in amber carry needs_review flags. Paso 1 suggests candidates — it does not produce the final taxonomic coding (TYPE/TAXON/LINK belong to Paso 2).