This thesis is performed as a case study, and has had the aim to study who has the power over cultural heritage, by studying the digitization selection criteria at KB and what influences there can be on the digitization selection process. The theory of the arm’s length principle, (Mangset, Kunst og makt, 2013) the professional model, (Rothstein, 2010), that digitization re-shape and re-contextualize cultural heritage material, (Dahlström et al. 2013), and different concepts will influence the digitization selection process has been used in this study. A qualitative research with document study and informant interview and e-mail interview has been conducted. The documents that were studied are related to legislation documents from the responsible authorities of KB; Ministry of Culture and Ministry of Education and Research as well as the present and former internal digitization strategies at KB. Informant interviews and e-mail interviews has been performed with management and staff at KB to examine influences in the digitization selection process at KB. The empirical material was analyzed using a qualitative content analysis method. The study concluded that the digitization selection criteria is build around the commission for KB and that access and preservation are key factors to consider for KB. The study also concludes that government, KB management and KB staff all have got influence and power over cultural heritage as has the different criteria as; the material itself and copyright issues. Another conclusion was that the government rules over cultural heritage held at KB on an arm’s length distance. / Program: Masterprogram: Biblioteks- och informationsvetenskap, Digitala bibliotek och informationstjänster