Requests for Proposals, Negotiated Acquisitions, Competitive Sealed Bids, Notice of Renewals, Request for Expressions of Interest, NYC Procurement Roadmap The City offers a subcontracting agreement template that subcontractors may use in connection with human service contracts.Download this Subcontractor Agreement template for free. Use this template if you want to hire a subcontractor to do some or all of the work for a project. Mutual NonDisclosure Agreement (NDA). Letter of Intent (LOI).