This thesis deals with selected institutes of legislation related to tenancy under recent Civil code No. 89/2012 Sb. With respect to a limited extend, the thesis focuses only on selected issues, such as definition of basic principles and concepts or unclear provisions. The thesis consists of 4 connected chapters, leading reader from past to present to gain historical and practical view on the matter First chapter is focused on legal history of lease of immovable since antiquity to nineties of last century. Second chapter covers basic principles and concepts of tenancy such as object of a lease (suitability of a rented space is now determined by agreement not by some official decision), parties of agreement, determination of rent (if it is n...