On the basis of archival and printed sources, recollection material as well as on the basis of literature the author gives financial business development of the national liberation movement in Slovenia. In the introduction he describes the financial measures of the occupiers, especially the question of currency exchange and of destiny of the bank institutions. He continues with description of financial organizations development in 1941— 1945, with emphasis on the activity of Denarni zavod Slovenije (Bank of Slovenia) concerning credits giving, saving, currency issue and financial business supervision. He gives the financial sources (voluntary contributions, public loans and national tax) and means of payment issued by the national liberation movement (debentures, lira vouchers).