Attention! Peculiarities of electronic services from December 31, 2025

From December 31, 2025 to January 2, 2026, regulatory and technical works related to the completion of budget year 2025 and the beginning of budget year 2026 will be carried out.

They will be carried out taking into account Regulation of the State Treasury Service’s bodies of Ukraine, approved by Order of the Treasury № 296 as of 03.12.2025.

During the specified period, there may be restrictions on operation of electronic services of the State Tax Service of Ukraine.

December 31, 2025 is the last operating day of 2025 for accepting and processing tax invoices and calculation adjustments to tax invoices to the Unified Register of Tax Invoices, which will last until 15 hours 00 minutes.

January 2, 2026 is the first operating day of 2026 for accepting tax invoices and calculation adjustments for processing, taking into account Paragraph 3 of Procedure for Maintaining the Unified Register of Tax Invoices, approved by Resolution of the Cabinet of Ministers of Ukraine № 1246 as of 29.12.2010.

Processing results of electronic documents, except for tax invoices and adjustment calculations, received from 15 hours 00 minutes on December 31, 2025 to 15 hours 00 minutes on January 2, 2026, will be sent after completion of regulatory and technical works.

Fiscal server of the controlling authority is operating normally with possible restrictions at night.

Starting from January 2, 2026, information and communication systems of the State Tax Service of Ukraine, including the Unified Register of Tax Invoices, will operate normally.

For reference

Regulations on work of the Treasury bodies during the end of budget year 2025 and the beginning of 2026, approved by Order of the State Treasury Service of Ukraine № 296 as of 03.12.2025.