- Until December 31, 2026, fiscal receipts with the buyer’s Tax Identification Number (NIP) are considered simplified invoices and are exempt from the mandatory KSeF system.
- Businesses can continue issuing these simplified invoices via traditional cash registers until the end of 2026.
- From January 1, 2027, all simplified invoices, including those with an NIP, must be issued through the KSeF system, and issuing them from cash registers will no longer be allowed.
Source: fiscal-requirements.com
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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