Chile: Chile SII Implements New E-Invoicing Validation Rules for Tax Documents
On 4 September 2026, the Chilean Internal Revenue Service (SII) published Exempt Resolution No. 121 implementing new validation requirements for electronic tax document files used in e-invoicing processes. The measure aims to strengthen the integrity of electronic invoicing by enforcing stricter technical controls on XML file structures, digital signatures, and data schemas. The resolution takes […]
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