Fiscal subject related
Starting January 1, 2027, invoices will no longer be issued through cash registers. Instead, they must be issued exclusively via the KSeF system- e-invoicing system.
To prepare for this change, the Ministry of Finance and Economy of Poland has published a draft regulation on the RCL website. From 2027, all references to invoices and cancelled invoices — including those in fiscal reports — will be removed from the regulation.
On June 9, the Ministry of Finance held open consultations on upcoming changes to KSeF. This was the first in a series of meetings, with more dates to be announced soon.
One key proposal is to keep tokens as a permanent login method for KSeF beyond December 31, 2026. The Ministry is also considering adding expiration dates for tokens, along with the option for automatic renewal.
Other news from Poland
Poland updates e-invoice-KSeF technical specification
Poland
Author: Nikolina Basić
Poland's Finance Ministry released KSeF version 5.5.1.v1, refining its API, removing error codes, and adding new authorisation options. The Polish Ministry of Finance has released version 5.5.1.v1 of the KSeF e-invoicing technical specification, refining the API interface ahead of the mandatory rollout. The changes refer to: Error code removal: Error code 99 for HTTP 400 (Bad Request) response... Read more
New webinar was uploaded: Recorded webinar: Evolution of Fiscalization:From fiscal printers to real-time data platforms
Fiscalization has transformed from a compliance tool reliant on hardware to dynamic, software-driven platforms linking businesses and tax authorities. The webinar was presented by Dušan Bučevac, Sales Manager at Fiscal Solutions, who covered crucial fiscalization milestones and explained how real-time data has reshaped compliance, transparency, and business decision-making. Read more
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Already subscriber? LoginPoland: KSeF Invoice Visualization vs. Transaction Confirmation
Poland
Author: Ema Stamenković
Under KSeF, a structured invoice legally exists only once it receives a KSeF number; until then, the buyer may receive only a transaction confirmation, which is not an invoice and does not allow VAT deduction. Read more
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Already subscriber? LoginPoland Plans New Tourist Tax Legislation
Poland
Author: Ema Stamenković
A new Polish bill would allow municipalities to introduce a daily tourist compensation fee for overnight stays, with limited exemptions. A new bill amending the Act on Local Taxes and Fees has been submitted to the Polish Sejm, allowing Municipal Councils to introduce a so-called "tourist compensation fee" collected at hotels. According to the bill's proponents, this is not a new tax but a fee. If... Read more
Poland: Consultation on VAT Refunds for Foreign Taxpayers
Poland
Author: Ema Stamenković
Poland is consulting on VAT refund rule changes for foreign taxpayers to align refund claims with KSeF e-invoicing requirements from 2026. The draft relaxes invoice attachment obligations but requires KSeF invoice identification numbers where available, with different evidence rules for EU and non-EU claimants. Poland has launched a public consultation (opened April 15, 2026, by the Ministry of Fi... Read more
Poland: KSef Errors and Possible Penalties
Poland
Author: Ema Stamenković
Poland’s KSeF rules provide a grace period in 2026, meaning taxpayers will not face financial sanctions for KSeF-related mistakes while adapting to the system. Let's delve deeper into this! Read more