Blog Kancelarii GJW Several hundred practical publications by the GJW Team
Podatek od nieruchomości New tax regulations effective from 2025
Prawo na start Start-ups, innovation, e-commerce, IT
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Cross-border Legal Cross-border legal matters
We specialise in tax advisory services provided to businesses, investors, and private individuals, both in the course of day-to-day business operations and in the context of transactional, reorganisation, and investment projects. Our team consists of experienced legal advisers, tax advisers, and an advocate, who ensure our clients’ tax security and compliance with applicable regulations while at the same time optimising their tax burden. We advise both domestic and foreign entities, taking into account aspects arising from international regulations and cross-border transactions. A particular strength of our team is advice in the area of property taxes, including real estate tax. We support both taxpayers seeking to optimise their liabilities and tax authorities, assisting them in the correct application of the relevant provisions.
Attorney-at-law at GJW Law Firm and Head of the Tax Advisory practice. His areas of expertise also include real estate law, civil law, and tax, administrative, and administrative court proceedings. He is the author of numerous publications on property taxation and the depreciation of fixed assets. He is also an academic lecturer and trainer, delivering lectures and training sessions in tax law for both businesses and representatives of tax authorities.
We carry out tax reviews and audits: we analyse tax settlements, verify compliance with regulations, identify risks, and design corrective measures. We provide recommendations that help reduce tax exposure.
We advise on R&D tax relief and the IP Box regime: we assess eligibility for the available preferences, prepare the required documentation, and support implementation. We help clients use the available tax solutions safely.
We offer dedicated tax training sessions tailored to the needs of the organisation and covering current regulations and administrative practice. We provide practical knowledge, supporting teams and organisations in the safe application of tax law.
We represent clients in tax proceedings: we prepare or review draft submissions, provide professional advice, and conduct cases before tax authorities and administrative courts. We protect our clients’ interests throughout tax proceedings.
We prepare applications for individual tax rulings: we analyse the facts, formulate the questions and the applicant’s position, and conduct correspondence with the authorities. We help clients obtain legal protection and reduce tax risk.
We advise on tax planning: we analyse business models, select optimal solutions and structures, and identify potential risks. We support clients in shaping their tax burden in a lawful and efficient manner.
We conduct tax due diligence in M&A processes: we identify risks, analyse settlements and structures, and indicate the consequences of planned transactions. We support clients in making safe investment decisions.
We advise on changes to the form of taxation and tax restructurings: we analyse available options and scenarios, prepare implementation measures, and assess tax consequences. We ensure compliance with regulations and optimisation of tax burdens.
We advise on international taxation: we analyse cross-border transactions, take into account double taxation rules and regulations concerning reporting obligations. We support clients operating on foreign markets.
We prepare tax opinions: we analyse legal provisions and administrative practice, assess the tax implications of planned actions, and present clear conclusions and recommendations. We provide clients with confidence in their business decisions.
We conduct tax due diligence reviews: we analyse settlements, identify risks and irregularities, and indicate remedial actions. We prepare both full reports and management summaries (red flag reports). We support clients in M&A transactions and investment processes.
We provide ongoing tax advisory services: we respond to questions, analyse the tax implications of business decisions, and support clients in ongoing communication with the tax authorities. We help reduce risk and ensure compliance with regulations.
in day-to-day tax advisory, tax planning, and the support of investment and reorganization projects.
in designing tax-efficient structures, consolidations, mergers, and acquisitions (M&A).
in matters concerning the taxation of capital transactions, profit distributions, corporate transformations, and succession.
with respect to proceedings concerning local taxes and charges, the proper classification of taxable items, and the interpretation of the applicable provisions.
particularly those operating under managerial contracts, B2B agreements, or corporate appointments.
preparing for transactions involving the acquisition, disposal, or transformation of assets, enterprises, or shares.
regarding tax settlements related to rental income, inheritances and gifts, taxation of foreign income, as well as family and wealth succession planning.
The projects included analysis of the impact of the legislative changes on the tax liability structure and the development of optimal adjustment solutions.
The project included a comprehensive review of the tax base and the handling of proceedings before the tax authorities.
The advisory work included an assessment of tax risks and recommendations regarding the optimal transaction structure.
We offer comprehensive tax advisory for multinational enterprises and foreign investors operating across jurisdictions — covering cross-border tax structuring, transfer pricing, double taxation avoidance, and tax risk management.
At GJW Law Firm, we provide full-spectrum tax consultancy for international entities seeking to optimize their operations in the Polish market and abroad. Our expertise covers international tax audits, strategic tax planning, and ongoing cross-border compliance management.
We support clients throughout the entire business and transaction lifecycle — from the initial analysis of international tax treaties and investment structuring to ongoing tax settlements, reporting, and cross-border reorganizations. Our goal is to ensure that every cross-border operation is tax-efficient, fully compliant, and perfectly aligned with both local Polish regulations and international tax frameworks.
The foundation of successful international expansion is a thorough analysis of the multi-jurisdictional tax landscape. We conduct extended tax audits and modeling that go beyond a mere review of statutory rates, combining legal, financial, and regulatory perspectives to deliver optimal cross-border strategies.
We support businesses in overcoming boundaries between legal jurisdictions. We are a Polish law firm specialising in providing services to international companies and corporations operating or intending to start operating in Poland.