Purpose: The article examines the advances in the transparency of the Czech public administration since the 1990s. Transparency is subtly intertwined with accountability, promotes democracy, and helps to prevent misuse of power or other types of illegal acting. Thus, the right to access information must be interpreted broadly enough, yet there are other rights such as privacy or trade secrets which must be respected at the same time. The paper therefore explains the balance between those rights that has been achieved through years of court interpretation. It explores the advances in the courts’ views and the resulting improvements in the administrative practice, as well as the relationship between the right to information and accountability...