The purpose of this document is to provide a guide for understanding more about Kobak Portal. The KOBAK portal is an online platform provided by the Hungarian Tax Authority (NAV), designed to support retailers in managing their cash registers. It serves as a central point for registering devices, activating them, monitoring their status, and handling required administrative processes. Read more

Brazil has started the practical rollout of its new VAT-style tax system, requiring businesses to prepare for CBS/IBS e-invoice reporting, possible penalties from August 2026, and voluntary B2B split payments from 2027. Brazil is moving forward with its major indirect tax reform, which will gradually replace PIS, Cofins, ICMS and ISS with two new VAT-style taxes: the federal VAT (CBS) and the stat... Read more

This document provides a structured legal and operational overview of the upcoming fiscalization system in the Czech Republic, known as EET 2.0. It is intended to support retail compliance, system design, and audit readiness. It reflects the current understanding of the EET 2.0 system based on the draft legislation and available guidance. As the framework is still under development, additional requirements and changes are expected. Read more

Recently published amendments to Serbia's consumer protection regulations enhance safeguards in both digital and physical marketplaces. Read more

The Department of Taxation's letter No. 2193/CT-CS (April 8, 2026) specifies VAT invoice guidance: TIN not required for buyers without one. Sales discounts require VAT refunds and additional declarations for returned goods. Corrections for missing input VAT may be submitted prior to audits, impacting tax payable or refundable VAT. The Department of Taxation's official letter No. 2193/CT-CS, dated... Read more

In this overview, we present the basics of Indonesia: a non-fiscal country with no mandatory POS certification, hardware requirements, and mandatory e-invoicng system, but businesses must issue receipts as proof of purchase. Read more

The document serves as a legal and operational guide for retail, VAT, and compliance in Indonesia. It covers regulatory details, VAT rules, reporting obligations, retail processes, and business registration. It highlights the absence of fiscalization, mandatory forms, penalties, and developments in e-invoicing, ensuring comprehensive compliance for retailers. Read more

The Q&A document is an essential resource that provides clear answers to the most frequently asked questions in retail. It saves valuable time by consolidating complex information into a practical and accessible format. Prepared by our team of experienced experts, it addresses key issues such as document types, business processes, the registration process, and the applicable laws and regulations. Read more

The purpose of this document is to emphasize the most important characteristics and requirements regarding receipts, invoices, return policies, online sales, record keeping, cash registers, VAT recording, penalties and store registration in the system of Indonesia. Read more