Updates to e-Invoice Package and VAT Code Controls Effective April 1, 2026

• As of April 1, 2026, necessary checks will begin on documents issued via Private Integrator systems using Revenue Administration registry and activity code records.
• A new code, “555-Sales Not Subject to VAT Rate Control,” has been added for cases where invoices cannot be issued with the VAT rate corresponding to the activity code.
• The e-Invoice Package has been updated.
• The UBL-TR (Code Lists) Guide has been updated.
• The UBLTR 1.2.1 package has been updated.

Source: ebelge.gib.gov.tr

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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