- From 2026, the “Series and number of VAT certificate” field in electronic invoices (ЭСФ) should not be filled out.
- Only the “Date of VAT registration” field needs to be completed for correct invoice issuance.
- The “Series and number of VAT certificate” field remains in the system only for users who haven’t updated their accounting systems yet, to prevent invoice issuance interruptions.
- Entering “0” or filling the unnecessary field causes errors in invoice processing.
Source: uchet.kz
Note that this post was (partially) written with the help of AI. It is always useful to review the original source material, and where needed to obtain (local) advice from a specialist.
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