Except for HPS or under Regulation .02D and E of this chapter, a utility shall procure the electricity needed to provide service under this subtitle during the service periods stated in COMAR 20.52.02 only through a competitive wholesale bidding process approved by the Commission. Model Request for Proposals and Utility Bid Plan. A utility shall base the competitive bidding process required by this regulation on the model request for proposals and a utility bid plan approved by the Commission. The model request for proposals shall include a provision designed to eliminate a bid proposal for residential standard offer service that contains a price anomaly. The model request for proposals may be altered by a utility bid plan only if it is necessary to conform to utility specific conditions. Utility Bid Plan. A utility bid plan shall include: A bidding schedule; A description of the power supply blocks on which potential suppliers shall bid; Bid price formats; The time period during which the power will need to be supplied for each power supply block; Bid submission instructions and format; and Bid evaluation criteria. A utility may include in its bid plan reasonable credit requirements, cash collateral, or other assurance of the bidder's ability to perform, as approved by the Commission.