Poland Gazettes Regulation Amending Regulation on Use of National E-Invoicing System

The Polish Official Gazette Feb. 13 published Regulation No. 169, amending provisions on the use of the National e-Invoice System (KSeF). The regulation includes measures advancing dates to: 1) Feb. 13 from March 31, for when a trusted signature can be used to authenticate entities using the KSeF, under transitional provisions; and 2) Feb. 14 from April 1, for the required use of electronic identification to authenticate entities using the KSeF. The regulation enters into force the same date. [Poland, Official Gazette, 02/13/26]

Reference:
View Regulation No. 169, Official Gazette No. 169/2026. View Announcement. View Index.