EXEMPTION_REASON_NOT_ALLOWED_AS_DEFAULT
That reason depends on each invoice and cannot be declared as a default: choose art. 20 exemption or other
Category: General
Example response
When this error occurs, the API returns a JSON response with the following shape:
{
"type": "https://docs.beel.es/errors/EXEMPTION_REASON_NOT_ALLOWED_AS_DEFAULT",
"title": "EXEMPTION_REASON_NOT_ALLOWED_AS_DEFAULT",
"detail": "That reason depends on each invoice and cannot be declared as a default: choose art. 20 exemption or other",
"instance": "/v1/<resource>",
"errors": [],
"success": false,
"error": {
"code": "EXEMPTION_REASON_NOT_ALLOWED_AS_DEFAULT",
"message": "That reason depends on each invoice and cannot be declared as a default: choose art. 20 exemption or other",
"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.
Other errors in this category
AUTOMATIC_EMAIL_CONFIG_INVALID
For automatic sending, you must provide an email configuration or a client with email
BAD_REQUEST
The provided data is not valid.
BUSINESS_RULE_VIOLATION
The operation breaks a business rule.
CONCURRENT_MODIFICATION
The resource was modified by another operation. Please retry.
CONFIGURATION_INVALID
The configuration is not valid
Keep exploring
EXEMPTION_NOT_FOR_ISSUED_INVOICE
Exemption reason ‹value› cannot be used on an issued invoice: article 26 of the VAT Law exempts the intra-community acquisition, which the buyer declares. If you sell to another Member State, the supply is the one of article 25 (EXENTA_ART_25)
EXEMPTION_REASON_REQUIRES_ZERO_RATE
An exemption reason is only compatible with a 0% tax rate