queryExchangeErrorDetails API (These errors come from the other intermediary).StatusInbox/Outbox API.CopyIndicator).CopyIndicator element.CopyIndicator is not the way to correct the error! The system will reject such sending because a fiscalized original does not exist. In this case, it is mandatory to cancel (storno) the successfully exchanged document.The document has been successfully sent from the MER system, but has not yet been delivered to the recipient.
The invoice has been sent, but there is no fiscalization response. The fiscalization status will not be visible in the following scenarios:
IssueDate) is earlier than 01.01.2026.All other invoices without a fiscalization status will be subsequently fiscalized by MER.
The invoice has been sent, but fiscalization was not successful.
It is necessary to cancel the successfully sent document, correct the fiscalization errors on the invoice/XML, and then resend the invoice with the new invoice number, without the CopyIndicator.
Instructions for resolving fiscalization errors are available here.
Fiscalization is in progress and may last up to 5 days. During this period, fiscalization is retried multiple times.
Possible errors:
S001–S004 – wait for fiscalization to complete.S005–S012 – XML data errors; It is necessary to cancel the successfully sent document, correct the fiscalization errors on the invoice/XML, and then resend the invoice with the new invoice number, without the CopyIndicator.Instructions for resolving fiscalization errors are available here.
The invoice has been successfully fiscalized. No further actions are required.
The invoice has been successfully eReported, which is the correct state when the recipient does not have a registered access point.
The invoice must be sent to the recipient in PDF format or via email.
The document has been successfully delivered to the recipient.
The invoice has been sent, but there is no fiscalization response. The fiscalization status will not be visible in the following scenarios:
IssueDate) is earlier than 01.01.2026.All other invoices without a fiscalization status will be subsequently fiscalized by MER.
The invoice has been received, but fiscalization was not successful.
It is necessary to cancel the successfully delivered document, correct the fiscalization errors on the invoice/XML, and then resend the invoice with the new invoice number, without the CopyIndicator.
Instructions for resolving fiscalization errors are available here.
Fiscalization is in progress and may last up to 5 days.
S001–S004 – wait for fiscalization to complete.S005–S012 – XML data errors; It is necessary to cancel the successfully delivered document, correct the fiscalization errors on the invoice/XML, and then resend the invoice with the new invoice number, without the CopyIndicator.Instructions for resolving fiscalization errors are available here.
The invoice has been successfully fiscalized. No further actions are required.
eReporting was not successful. It is necessary to cancel the successfully delivered document, correct the fiscalization errors on the invoice/XML, and then resend the invoice with the new invoice number, without the CopyIndicator.
Instructions for resolving fiscalization errors are available here.
The invoice has been successfully eReported, which is the correct state when the recipient does not have a registered access point.
The invoice must be sent to the recipient in PDF format or via email.
The document was not successfully delivered to the recipient.
Fiscalization was not initiated because document delivery was unsuccessful.
The XML must be validated again using the validator available here, errors must be corrected if present, and the invoice resent without CopyIndicator.
The invoice was not successfully exchanged and fiscalization was not completed.
It is necessary to correct XML errors using the instructions available here and any fiscalization errors on the invoice/XML, then resend the invoice with the same invoice number, without CopyIndicator.
Instructions for resolving fiscalization errors are available here.
It is necessary to contact support.
eReporting was not successful.
It is necessary to correct XML errors and any fiscalization errors on the invoice, then resend the invoice with the same invoice number, without CopyIndicator.
Instructions for resolving fiscalization errors are available here.
The invoice has been successfully eReported, even though the document has status 50.
The invoice must be sent to the recipient in PDF format or via email, because the recipient does not have a registered access point.
For proper interpretation of fiscalization messages, it is important to understand the role of MER in the exchange and to distinguish between outgoing and incoming fiscalization: