Intellectual capital (IC) — defined by the values such as knowledge, skills, experience, organisational, social and cultural relations etc. — is one of the most important assets of tourism business and can be perceived as the factor having the greatest influence on the company's value. Due to the leading role of intangible assets in tourism sector, it is important to specify the IC structure and diagnose IC assets for tourism industry. The results of the diagnosis should be taken into consideration in IC management and in the decision-making process within the organisation. The diagnosis of the IC condition is an issue which has not been the subject of any detailed research in Polish environment. The lack of specific tools as well as the real need for resolving the title problem has been the inspiration for a deeper investigation. The goal of the undertaken research was to prepare the methods of IC audit in tourism companies and to create necessary, utilitarian auditing tools....