How to fix aligned-ibrp-057 in UAE e-invoicing
What is aligned-ibrp-057?
aligned-ibrp-057 is a fatal validation rule in the UAE's Peppol PINT-AE e-invoicing specification — one of the UAE-specific rules. It is checked against allowances and charges and belongs to the Amounts & totals rule group. An e-invoice that fails aligned-ibrp-057 is rejected by the Accredited Service Provider gateway before it reaches the FTA.
What the official rule says
Where it applies
This rule is checked against allowances and charges of your UBL 2.1 invoice:
cac:AllowanceCharge[cbc:ChargeIndicator = false()][not(ancestor::cac:Price)]
Business terms referenced
Field names are derived automatically from the official rule corpus.
Technical test condition (Schematron)
not(cbc:MultiplierFactorNumeric or cbc:BaseAmount) or (cbc:MultiplierFactorNumeric and cbc:BaseAmount)
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Related rules
Rule text sourced from the official OpenPeppol PINT-AE validation artifacts (version 2026.5), refreshed weekly. Explanations are qmetrics' own guidance, not official FTA/MoF text.