The mandatory KSeF system will be implemented as planned: large companies must issue invoices via KSeF from February 1, 2026, and other businesses from April 1, 2026; only very small businesses can delay until January...
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Germany Updates E-Invoicing FAQ: New Clarifications on Transmission and Compliance for 2025
The Federal Ministry of Finance released an updated FAQ on mandatory e-invoicing in November 2025. E-invoicing becomes mandatory from January 1, 2025. Core definitions and timelines remain unchanged. The update provides...
Slovakia Issues Guidance on 2026 VAT Act Amendments Covering Group Registration, E-Invoicing, Deductions
Slovakia issued new VAT Act guidance covering group VAT registration to prevent tax evasion. Implements EU Directive 2025/516/EU and removes certain tax representative requirements. Introduces certified e-invoice...
Is the “VAT Certificate Series and Number” Field Required in E-Invoices from 2026?
From 2026, the “Series and number of VAT certificate” field in electronic invoices (ЭСФ) should not be filled out. Only the “Date of VAT registration” field needs to be completed for correct...
Date in Field P_1 Is Invoice Issue Date and Tax Point, Not KSeF Creation Date
The date of issuance of an e-invoice is the date in field P_1, not the date the invoice is created in KSeF. This date (in P_1) is also the date when the tax obligation arises, if it matches the delivery date. The tax...
Key Amendments to Romania’s Fiscal Code: RO e-Invoice and e-VAT System Updates, December 2025
Clarifies the requirement for Romanian taxable persons to send invoices to nonresident VAT-registered recipients in Romania. Extends the deadline for sending electronic invoices from 5 calendar days to 5 working days...
Webinar: How UAE E-Invoicing Will Transform VAT and Corporate Tax Compliance (Jan 14)
REGISTER HERE The UAE is accelerating its transition toward a fully digital tax environment, with e-Invoicing set to play a central role in reshaping VAT and Corporate Tax compliance. As regulatory frameworks evolve...
North Macedonia Pilots Mandatory B2B e-Invoicing, Full Rollout Planned for October 2026
North Macedonia is piloting a mandatory B2B e-invoicing system (e-Faktura) starting January 2026, with full implementation for all businesses in October 2026. All B2B invoices must be validated and coded by the tax...
How to Correct Structured Invoices in KSeF Issued with Incorrect Buyer NIP After February 2026
If a structured invoice in KSeF is issued with an incorrect buyer NIP, a zeroing corrective invoice must be issued (as a structured invoice or offline), then a new invoice with the correct NIP must be issued. From...
KSeF 2.0: Key 2026-2027 Deadlines for Polish Retailers and Cash Register Invoicing
From February 2026, all VAT taxpayers in Poland must receive invoices via KSeF, with large taxpayers (over PLN 200 million sales in 2024) starting first. From April 1, 2026, all VAT-registered businesses, including...
OECD Releases Guidance on Digital Continuous Transactional Reporting for VAT: Policy and Design Considerations
The OECD released a report on 10 January 2026 providing guidance for jurisdictions considering or reforming digital continuous transactional reporting (DCTR) regimes for VAT. DCTR regimes require real-time or near real...
Corrective Invoices in KSeF 2026: New Rules and Required Information for Issuing
From February 1, 2026, KSeF 2.0 will be in effect, but the rules for issuing corrective invoices remain unchanged. Corrective invoices in KSeF do not require stating the amounts before and after correction, except for...
No Need to Issue Structured Invoices in KSeF for These Transactions from 2026 – New Regulation Announced
From February 1, 2026, certain transactions will not require structured invoices in the National e-Invoicing System (KSeF) due to a new regulation by the Minister of Finance and Economy. The regulation specifies cases...
KSeF 2026: Key Rules for E-Invoicing, Authorizations, Authentication, Technical Requirements, and Deadlines
From February 1, 2026, the largest Polish VAT taxpayers must issue invoices via the National e-Invoice System (KSeF); all others from April 1, 2026. Until December 31, 2026, invoices outside KSeF are allowed if monthly...
Basware Certified for France’s 2026 e-Invoicing Mandate, Helping Businesses Ensure Compliance and Avoid Fines
Basware Invoice Lifecycle Management™ has been certified by the French General Directorate of Public Finance (DGFiP) to support France’s upcoming e-Invoicing mandate. By September 1, 2026, all VAT-registered...
Spain Opens Temporary SII Exit Window After VERI*FACTU Mandate Delay to 2027
Spain has opened a temporary opt-out window (26 Dec 2025–31 Jan 2026) for companies that voluntarily joined the SII system, allowing them to exit for 2026 after the VERI*FACTU mandate was postponed to 2027. The opt-out...
Belgian Businesses Struggle With VAT Filings Due to E-Invoicing Issues, Accountants Request Extension
Belgian organizations are struggling with mandatory electronic invoicing for VAT returns due to technical issues. Problems include missing invoices, system outages, and slow processing on the Peppol platform and common...
Portugal Grants Brief E-Invoicing Grace Period for December 2025 Submissions Until January 2026
Portugal’s Tax Authority has extended the deadline for reporting December 2025 invoice data to 9 January 2026. All compliant submissions made by this new deadline will be considered on time and free from penalties. This...
Open Days and Extended Hours for National e-Invoice System at Tax Offices in January 2026
Open days about the National e-Invoice System (KSeF) will be held at tax offices (except specialized ones) on January 24, 25, and 31, 2026, allowing individuals to consult with KSeF experts. Tax offices will have...
OECD Issues Guidance on Digital Continuous Transactional Reporting Regimes for VAT Compliance and Administration
The OECD published a report on designing and operating digital continuous transactional reporting (DCTR) regimes for VAT. The report offers guidance to help jurisdictions develop and manage DCTR systems. It aims to...
Update to e-Invoice and e-Archive Invoice Scenarios for VAT Amount Display and XSLT Files
From 12.01.2026, invoices under the “YATIRIMTESVIK” scenario (“ISTISNA” type) in e-Fatura and “EARSIVFATURA” scenario (“YTBISTISNA” type) in e-Arşiv Fatura must include the “Forgone VAT Amount” as per the relevant...
KSeF Implementation: New VAT Reporting, Invoice Continuity, and KKS Compliance from February 2026
From February 2026, issuing and receiving invoices via the National e-Invoicing System (KSeF) and new JPK_VAT reporting rules become mandatory. Every VAT invoice must include a KSeF number in JPK_VAT files; invoices...
Entrepreneurs will NOT be punished for not joining the KSeF in 2026
Phased Implementation: The National e-Invoicing System (KSeF) will be launched on February 1, 2026, starting with companies whose turnover exceeded PLN 200 million in 2024. Smaller companies will be required to join by...
Serbia VAT Law Amendments: What Changes in 2026 and the E-Invoicing Impact
Implementation Timeline and Key Dates: Serbia’s VAT law amendments were adopted in December 2025, with most provisions set to take effect on April 1, 2026. Notably, the modernization of VAT reporting will commence...
Everything You Need to Know About E-Invoicing in the UAE
Implementation Timeline and Objectives: The UAE Federal Tax Authority is set to launch an E-Invoicing System in phases starting July 2026, aimed at digitizing business activities, improving efficiency, reducing VAT...
E-Invoicing Exchange Summit – Dubai, March 30 – April 1, 2026
To shape the future agenda, we welcome your suggestions for presentations. If you are interested in becoming a partner for the E-Invoicing Exchange Summit, please reach out to Alexandra Bayer. Stay up-to-date with the...
Briefing document & Podcast: E-Invoicing and E-Reporting in Ukraine
SUMMARY I. Executive Summary Ukraine has been progressively implementing electronic invoicing and reporting requirements. Mandatory e-invoicing for B2G transactions started in 2011, and for most B2B and B2C...
Corrections in KSeF: Farewell to the “yellow folder” and welcome to the era of ID
Simplified “In Minus” Corrections: Starting February 1, 2026, the KSeF system will eliminate the need for sellers to collect evidence of reconciliation for “in minus” corrections. The correction...














