{"api_version":"1","rule":{"code":"IE-VAT-SB-001","title":"Self-billing endorsement","description":"A self-billing invoice must be endorsed with the words self-billing.","severity":"error","ruleset":"irish-vat-invoice","ruleset_version":"2026.08.3","profiles":["full"],"effective_from":"2026-08-16","effective_to":null,"source":{"id":"revenue-self-billing","name":"Irish Revenue \u2014 self-billing","url":"https://www.revenue.ie/en/vat/vat-records-invoices-credit-notes/what-is-self-billing/index.aspx","accessed":"2026-08-15"},"applicability":"Applied to the selected Irish full or simplified VAT invoice profile according to the rule metadata.","remediation":"Add or correct the referenced invoice particular: A self-billing invoice must be endorsed with the words self-billing.","rule_url":"/rules/IE-VAT-SB-001"}}