Procurement for the purposes of national defence and security is highly compositive, long-term process with high impact on combat readiness and quality of the units of Armed forces of the Republic of Croatia to complete assigned missions. Unlike procurement of other purchasers, procurement for the purposes of national defence and security has some specifics in terms of consistent and continuos planning system based on reported needs that need to be coordinated among programme elements of different hierarchy, the subject of procurement has to be planned few years in advance according to the strategic documents and any kind of deviation from the original plan has to be gravely explained. Aggravating circumstance in this process is reduction of budget of Ministry of defence in last few years which consequenty results in setting priorites of procurement and measures of saving and increases the importance and role of procurement process quality. Ministry of defence has issued Guidelines on the implementation of the procurement procedure in Ministry of defence and Armed forces of the Republic of Croatia besed on The law of public procurement and The statute od public procurement for the purposes of national defence and security. which created the foundations for consistent system of regulations for transparent public procurement, and defined procedures and actions of the process. This paper combines regulations and instructions about procurement for the purposes of national defence and security and gives an insight in process and its specifics. Also, paper contains procurement plan analysis for 2015. systematized by accounting plan accounts and analysis of contracts register for 2013. and 2014. Analysis refers only to subjects of procurement that are regulated by The statute od public procurement for the purposes of national defence and security.