Knowledge Base
    e-invoicing

    EGS (E-Invoice Generation Solution)

    A logical invoicing system or device onboarded with ZATCA to generate, sign, and submit Saudi Arabia Phase 2 e-invoices.

    More Details

    Each EGS Solution Unit is onboarded separately through the Fatoora portal and receives its own Compliance and Production CSIDs. It must generate UBL 2.1 invoices, apply the required XAdES signature and TLV QR data, maintain the Previous Invoice Hash chain, and clear or report invoices according to their type.

    Related Terms

    CSID (Cryptographic Stamp Identifier)PIH (Previous Invoice Hash)XAdES (XML Advanced Electronic Signatures)UBL 2.1 (Universal Business Language)

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