EXEMPT_ZERO_RATE_REQUIRES_REASON
Lines with 0% tax rate must declare an exemption reason. Use one of: ‹value›
Category: Invoices
| HTTP status | 422 Unprocessable Content |
Rules that cite this code
Example response
When this error occurs, the API answers 422 Unprocessable Content with a JSON body of this shape:
{
"type": "https://docs.beel.es/errors/EXEMPT_ZERO_RATE_REQUIRES_REASON",
"title": "EXEMPT_ZERO_RATE_REQUIRES_REASON",
"detail": "Lines with 0% tax rate must declare an exemption reason. Use one of: ‹value›",
"instance": "/v1/<resource>",
"errors": [],
"success": false,
"error": {
"code": "EXEMPT_ZERO_RATE_REQUIRES_REASON",
"message": "Lines with 0% tax rate must declare an exemption reason. Use one of: ‹value›",
"details": {}
},
"meta": {
"timestamp": "2026-05-21T10:00:00Z",
"request_id": "4bf92f3577b34da6a3ce929d0e0e4736"
}
}The type URI is stable and always resolves to this page.
Message
Send the request with Accept-Language: <es|en|ca> to receive the message in your preferred language.
Placeholders like
‹value›are filled in at runtime with the actual values of your request.
Other errors in this category
ATTACH_SOURCE_INVOICE_UNAVAILABLE
A source invoice is not available (it does not exist or you no longer have access); uncheck the source invoices attachment to send without the folder
ATTACH_SOURCE_INVOICES_NO_SOURCES
The invoice has no consolidation disbursements: there are no source invoices to attach
ATTACH_SOURCE_INVOICES_REQUIRES_PDF
Attaching the source invoices also requires attaching the invoice PDF
ATTACH_SOURCE_PDF_MISSING
These source invoices have no generated PDF: ‹value›
ATTACH_SOURCE_ZIP_TOO_LARGE
The source invoices ZIP (‹value› MB) exceeds the maximum sendable size (‹value› MB)
Keep exploring
EXCHANGE_SIMPLIFIED_RECORD_REJECTED
The record of simplified invoice ‹invoice_number› was rejected and is not on file with AEAT: fix or resubmit it first, and exchange it again once AEAT accepts it.
EXEMPTION_INCOMPATIBLE_WITH_REGIME
Exemption reason ‹reason› does not allow regime ‹regime›; exports (art. 21 and 22 LIVA) use regime 02