Belgium will introduce mandatory B2B e-invoicing for VAT taxable persons from 1 January 2026. A 3-month enforcement grace period will apply for businesses demonstrating sufficient efforts to comply. The Peppol BIS...
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Is KSeF Enough? Why You Still Need to Archive Invoices Yourself After 2025
KSeF will archive invoices for 10 years, providing constant access and reducing the risk of loss. Some believe KSeF eliminates the need for maintaining their own invoice archives. The 10-year storage period may not...
Right to Deduct VAT Maintained Even If Invoice Issued Outside KSeF Against Seller’s Obligation
Taxpayers retain the right to deduct VAT even if the invoice was issued outside KSeF, despite the seller’s obligation to use the system. The Ministry of Finance and individual tax rulings confirm this right...
Slovakia to Introduce Mandatory E-Invoicing for All VAT Payers from January 2027
Slovakia will require all VAT payers to use mandatory electronic invoicing from January 1, 2027. Invoices must be issued exclusively in electronic form and reported in real time to the Financial Administration. The...
New Draft Regulations and Tools Released for National e-Invoice System (KSeF) Implementation in 2026
New draft regulations for the National e-Invoice System (KSeF) have been published, detailing permissions, authentication, QR codes, and rules for invoices with attachments. Certain activities (e.g., toll motorway...
Phantom Invoices in KSeF: Duplicate VAT Documents to Appear in 2026
In 2026, the KSeF system will contain “phantom invoices” that mimic real VAT invoices. This issue arises because invoices may be sent to KSeF days or weeks after being issued and already received...
KSeF Mandatory Invoicing: 2025/2026 Deadlines and Early Start for Sales Over 200 Million PLN
Mandatory KSeF e-invoicing starts either on February 1 or April 1, 2026, depending on 2024 gross sales. Companies with over 200 million PLN in gross sales in 2024 must implement KSeF earlier (from February 1, 2026). The...
Unclear KSeF Regulations: Will Double Invoicing Be Required for the Same Sale from February 2026?
From February 1, 2026, VAT taxpayers with sales over 200 million PLN in 2024 must issue invoices via KSeF; from April 1, 2026, this applies to all others. All taxpayers must receive invoices through KSeF from February...
KSeF 2.0: Hidden Operational Risks and Costly Failures in Poland’s E-Invoicing Transition
Poland’s mandatory e-invoicing (KSeF 2.0) is delayed to 2026, but this increases operational risks for large organizations. The main concern is the disruption caused when KSeF rejects XML invoices, not just the new...
Spain Approves Bill for Gradual ViDA Transposition with Staged Implementation Dates
Spain approved a bill to begin phased transposition of Directive 2025/516/EU (ViDA) by amending Law No. 37/1992. Initial technical amendments take effect January 1, 2027, with further provisions applying from July 1...
Poland’s KSeF: Key Deadlines and Changes for Simplified Invoices and Cash Register Receipts
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...
Qatar’s E-Invoicing: The Backbone of VAT Implementation and Compliance Transformation for Businesses
Qatar is moving toward mandatory e-invoicing as part of its VAT implementation, with a phased rollout planned. Businesses must register with the tax authority, integrate ERP systems, issue structured invoices within...
UAE Announces Penalties for Non-Compliance with Mandatory E-Invoicing Starting July 2026
The UAE has set financial penalties for non-compliance with mandatory e-invoicing, effective from a phased rollout starting July 1, 2026, and completing in October 2027. Failing to implement the system or appoint an...
Spain Delays Verifactu E-Invoicing for SMEs and Self-Employed to 2027
The Spanish Treasury has delayed the implementation of Verifactu, the invoice verification system, to 2027. The delay will be formalized by Royal Decree 15/2025, to be approved on 12 December 2025. Corporate Tax payers...
Spain Delays Electronic Invoice Verification System Rollout to 2027 for All Taxpayers
Spain has delayed the rollout of its new electronic invoicing system, Veri*factu, by one year. Corporate taxpayers must comply by January 1, 2027; all other taxpayers by July 1, 2027. The delay aims to give businesses...
UAE to Launch Mandatory Peppol E-Invoicing and E-Reporting for B2B/B2G from 2027
UAE will mandate Peppol-based e-invoicing and e-reporting for B2B and B2G transactions starting in 2027, using a decentralized CTC and Exchange Model with Accredited Service Providers (ASPs). Key milestones: technical...
Mandatory B2B e-invoicing as of April 2029
Government confirms April 2029 B2B mandate for e-invoicing exchange 4-corner; no e-reporting to HMRC requirement ✅ Mandatory E-Invoicing Confirmed The UK government announced that mandatory e-invoicing for all VAT...
Global VAT Compliance Webinar – KSeF: The Compliance Risks and Hidden Costs of Poland’s e-Invoicing Reset (Dec 11)
REGISTER HERE Poland’s e-Invoicing delay to 2026 is not a breather – it’s a dangerous trap. For large enterprises, the real threat is not the government penalty, but the immediate operational chaos caused by the...
Briefing Document & Podcast: E-Invoicing in Belgium: Scope, Regulations & Future Outlook
Last update: December 4, 2025 SUMMARY Executive Summary: Belgium is implementing mandatory electronic invoicing (e-invoicing) for Business-to-Business (B2B) transactions, starting January 1, 2026, followed by near real...
Tolerance Period of 3 months for E-Invoicing Implementation in Belgium
Belgium: tolerance in Q1 2026 for mandatory e-invoicing, go live remains 1 January 2026 Mandatory E-Invoicing Start Date: Belgium will implement mandatory structured electronic invoicing for B2B transactions starting...
E–invoicing Developments Tracker
Source EY Update November 26, 2025 Kenya has been added in this edition along with amendments to Dominican Republic, Oman and United Kingdom. Update November 12, 2025 Armenia has been added in this edition along with...
Briefing Document: Indonesia’s E-Invoicing and E-Reporting
Last Update: December 4, 2025 SUMMARY Executive Summary: Indonesia has a mandatory electronic invoicing system called e-Faktur Pajak for VAT, operating on a clearance model. Introduced initially in 2014 and mandated...
EU Commission plans to revise rules on B2G e-invoicing
The EU Commission Announces Plans to Revise E-Invoicing Rules for Public Procurement EU Initiative to Revise E-Invoicing Directive: On November 19, 2025, the EU Commission announced plans to revise Directive 2014/55/EU...
ecosio Webinar – Getting Started with Peppol: What You Need to Know (Dec 4)
REGISTER HERE What we’ll cover As more and more governments make e-invoicing mandatory, understanding Peppol and how it works is becoming increasingly necessary for anyone involved in e-invoicing processes. In...
Spain Delays VeriFactu Fiscalization: New Mandatory Dates Set for 2027 Pending Official Decree
Spain has postponed the mandatory adoption of the VeriFactu fiscalization system by one year. New deadlines: January 1, 2027 for companies and July 1, 2027 for individual professionals. The new dates are not yet...
Indonesia moves forward with Coretax and new e-invoicing rules
Launch of Coretax System: In January 2025, Indonesia introduced the Coretax system, a centralized platform for VAT reporting and e-invoice clearance, requiring all VAT-registered taxpayers to issue invoices...
KSeF Mandatory for Receiving Invoices from February 1, 2026: What All Taxpayers Need to Know
All taxpayers in Poland must be ready to receive purchase invoices from KSeF starting February 1, 2026, regardless of their 2024 sales value. The obligation to issue invoices via KSeF is phased, but the obligation to...
Mandatory KSeF in 2026: Key Changes and How to Gain Essential Skills for Compliance
From early 2026, using the National e-Invoice System (KSeF) will be mandatory for almost all entrepreneurs in Poland. KSeF will standardize invoicing by requiring all invoices to be issued, sent, received, and stored in...













