To download a specific Request for Proposal (RFP) or other solicitation, please click on the relevant Comptroller's Office's bureau tab below and then fill out To file invoices for all DEP contracts, vendors must use the DEP Invoice Platform.Vendors will need to create an account upon initially accessing the platform. One-on-One Assistance. Gov with the RFB's number and title in the subject line of your e-mail. Hudson River Park Trust posts information on current competitive procurement opportunities on this page as well as in the New York State Contract Reporter. Gov with the BID Number and title in the subject line of your e-mail. If you are interested, please submit 1 original copy of the IFB Cost Proposal Page, along with 1 original copy of all the mandatory supporting documents.