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ARTICLE · 16 MARCH 2025

The 3 Most Common Errors in MiFIR Transaction Reporting

TRAction
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TRAction's reporting services include data validation and data enrichment to ensure any errors identified are resolved.

United KingdomCorporate/Commercial Law
Quinn Perrott
Quinn Perrott
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TRAction's reporting services include data validation and data enrichment to ensure any errors identified are resolved and the format meets requirements prior to ARM submission. The content of this article applies to both EU and UK MiFIR.

We've identified the 3 most common errors in the transaction data we receive from our clients.

1. Missing customer details

This is the most common type of MiFIR error. The exact error messages for this type of error can differ depending on the fields concerned.

There are many fields required to be populated for client details. Below are some errors that are most prevalent in relation to missing customer details.

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