Construction contractors interested in performing construction contracts with the department must first complete the Vendor Registration process. A defective bid cannot be remedied once the bids are opened.13 However, a municipality can reserve the right to waive defects in the bidding process. Vendors should complete all forms and submit all documentation as outlined in the RFP. Looking for bids, proposals, or government contracts in the Keystone State? Check out our expert guide to finding RFPs in Pennsylvania. The full text of the Bid Protest Procedure can be found at 62 Pa. C.S §1711.1 et seq. Submit a Bid​​ Instructions or submitting proposals are included in each RFP. "Responsive proposal. " A proposal which conforms in all material respects to the requirements and criteria in the request for proposals.