[Back to Guidelines 07/2020 on the concepts of controller and processor in the GDPR] [Back to Flowcharts]

graph TD;
    A["Do you and other parties jointly determine the purposes and means of the processing?
    • Do parties have decisive influence over whether and how processing takes place?
    • Is processing impossible without both parties' participation?
    • Is the processing by each party inseparable/inextricably linked?"] --> |No| B["You are the sole controller.
    Other parties may be:
    • Separate independent controllers
    • Processors"];
    A --> |Yes| C["Do the common/converging decisions on purposes and means relate to the whole processing?"];
    C --> |Yes| D["You are joint controllers for the whole processing"];
    C --> |No| E["Common/converging decisions only relate to specific processing stages"];
    E --> F["You are:"];
    F --> G["Joint controllers for stages where purposes/means are determined together"];
    F --> H["Separate controllers for stages where purposes/means are determined separately"];
    
 	 	        style B fill:#2e5e4a
    				style D fill:#be474a
 	 	        style H fill:#2e5e4a
     				style G fill:#be474a