The content of this Final Paper describes in detail the high value procurement procedure, with a detailed explanation of the basic concepts in the procedure itself, as well as an exemplary example of the public procurement procedure in practice. The first part of the paper deals with the basic concepts of public procurement, the legal nature of public procurement, and how the public procurement procedure is conducted in the Republic of Croatia, respecting the legislative framework of the public procurement system and by-laws. Determinants of public procurement law, who are the contracting authorities and who are the contracting authorities, with a detailed explanation. It also describes legal protection in the public procurement system in the Republic of Croatia and describes the work of the State Commission for the Control of Public Procurement Procedures as an independent and independent second instance state body that handles complaints in public procurement procedures and Framework Agreements. The second part of the paper deals with a case study of high value public procurement in the House of Croatian Veterans in Lipik, where the whole procedure is explained in detail, from its beginnings and preparation for the public procurement process, such as procurement documentation and publication in the Electronic Public Procurement Bulletin in To the Republic of Croatia, until the very selection of the Bidder and the conclusion of the Framework Agreement and finally the Agreement. The entire public procurement procedure in the Republic of Croatia is a complex procedure, but with the application of both European and Croatian legislation, the procedure is considerably facilitated and simplified, all with the aim of ensuring cost-effective and efficient public procurement procedures for the purpose of rational spending of state money.