This is the most comprehensive commentary regarding personal income tax (PIT) available on the market. Its current edition addresses the amendments to the PIT Act which came into force during the year 2016 and as of January, 2017 as well as some of those, which will come into force later. The commentary covers especially the new provisions regarding:

• drawing up of the pricing documentation in transactions with related parties,
• changed rules regarding taxation of in-kind contributions made to a company, other than an enterprise of its organized part,
• new tax reliefs for the research and development activity,
• limitations by the share exchange transactions,
• possibility to classify the expenses tax deductible costs in cases of transactions made without payment account,
• amended tax scale as far as thew tax free amount is concerned,
• numerous new object related exemptions.

The commentary provides in-depth explanations of the terms included in the PIT Act, as well as those derived from other law regulations, e.g., The Civil Code, The Code of Commercial Companies and Partnerships, The Labor Code, The Social Security Act, The Health Insurance Act and many others. The publication provides its readers with a comprehensive insight into income tax matters, so that the review of other legal provisions is not necessary. The commentary refers to numerous decisions of the Province Administrative Courts, the Supreme Administrative Court, and the Supreme Court and to interpretations issued by the Minister of Finance and the tax authorities.

The commentary includes:

• the current amounts of tax exemptions and deductions,
• interpretations of the provisions of the PIT Act, based on the authors' experience, including those causing major difficulties in practice,
• proven solutions to many complicated tax issues,
• clear text structure, comprehensive and reader-friendly system of reference, ensuring effective search for the required information within this extensive study.