The requirements for participating in the procurement events under the 2017 Illinois Power Agency Procurement Plan differ depending on the procurement event type. The requirements for a procurement event are stated in the RFP Rules for that procurement event. The DRAFT RFP Rules for the Block Energy/Standard Products RFP are available here:
Final RFP documents are expected to be released on March 7, 2017. If you are inquiring about another RFP, please submit a follow-up question.