The article presents the organizational and legal characteristics of public-private part-nership as one of the effective instruments of state financial policy. The origin of the PPP institute in foreign countries is considered: Great Britain, USA, etc. The branches of law regulating PPP in the Russian Federation are characterized. The advantages of PPP for the state and business are described: reducing the burden on the budget, access to state assets, synergy of the administrative resource of the state and the innovative po-tential of business, etc. The PPP models are characterized: ВОТ, DBOT, BOOT, etc., as well as organizational and legal forms of PPP implementation: concession, life cycle partnership, etc.