SDI-00305
Error Guide
🇮🇹 SDI-00305: Codice Fiscale validation failed in Italy
ErrorMandatoryNeeds Input
Codice Fiscale must pass checksum validation. It should be 16 characters for individuals (alphanumeric) or 11 digits for businesses (same as Partita IVA).
Quick Facts
Severity
Error (rejection)
Ruleset
FatturaPA
Mandate
B2B Mandatory
Fix Type
Needs input
Why This Matters in Italy
Italy requires e-invoicing using FatturaPA (XML). Invoices with this error will be rejected. They cannot be processed for Italy compliance.
Invoice Navigator covers 98 FatturaPA 1.2.2 rules for Italy. Auto-remediates 82% of top rejection errors.
How to Fix SDI-00305
Italy E-Invoicing Requirements
Phase
Status
Scope
B2G
Live (Jun 2014)
All public administration suppliers
B2B
Live (Jan 2019)
All domestic transactions
B2C
Live (Jan 2019)
All domestic transactions
Flat-rate taxpayers
Live (Jul 2022)
Extended to forfettari regime
Common Causes
- •Typo in Codice Fiscale
- •Invalid checksum character
- •Wrong format used for business vs individual
Fix SDI-00305 automatically
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