{"api_version":"1","rule":{"code":"BR-AG-06","title":"Official EN 16931 rule BR-AG-06","description":"This identifier is defined by the official CEN/TC 434 EN 16931 validation artefacts.","severity":"error","ruleset":"en16931","ruleset_version":"1.3.16","profiles":["full","simplified"],"effective_from":null,"effective_to":null,"source":{"id":"internal-structure","name":"InvoiceReady capabilities and methodology","url":"/capabilities","accessed":"2026-08-15"},"applicability":"Supported UBL and CII XML documents.","remediation":"Follow the returned message and referenced EN 16931 business term.","rule_url":"/rules/BR-AG-06"}}