Projects with winning Bids approved by the Commission will be assessed a Supplier Fee per REC that reflects the cost of administering the procurement event less the total of the Bid Participation Fees. The exact amount of the Supplier Fee per REC will be announced no later than two (2) business days before the Bid Date. Payment of the Supplier Fees to the IPA by the Bidder or Seller will be due within seven (7) business days after Commission approval of the Bids.