Farmer Producer Organizations (FPOs) are the group of organization which is formed to solve marketing and value addition constraints of small and marginal farmers, minimize involvement of middlemen, empower farmers and to make farming more profi table. But FPOs are facing various constraints especially in initial stages of development.The objective of this study was framed to fi nd out and rank constraints perceived by Board of Directors (BODs) of FPO in Jharkhand. One BOD member from each selected 45 FPOs was interviewed for data collection. Constraints were identifi ed and ranked using Garrett Ranking Technique. Less knowledge of how to strengthen FPO; less facility of storage of produce; members are not willing to contribute for FPO; only few members of BOD are active and advance payment is required for getting inputs were perceived most severe constraints among technical, marketing, fi nancial, governance and input supply respectively.