Compare FBAR and MeF e-file systems
Review the key differences between FBAR and MeF e-file systems for transmission, format, attachments, EFIN requirements, signatures, and error handling.
The following table shows the key differences between FBAR and MeF e-file systems regarding transmission, format, attachments, EFIN, signature, and errors.
Process | MeF | FBAR |
|---|---|---|
Transmission | The system transmits federal and state returns to the IRS | The system transmits through the FinCEN batch filing system |
Format | XML | XML |
Attachments | You can include PDF attachments | You can't include attachments |
EFIN | You must have an EFIN to e-file | N/A |
Signature | You use a PIN signature or attach Form 8453 PDF | When filing through the FinCEN batch filing system using a 3rd party, the filer and the 3rd party sign and retain Form 114a |
Errors | The IRS and states can reject returns for validation errors and business rule validations | The system generates 2 types of errors:
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