Our general contractor agreement (cost plus fee) template helps reimburse contractors for the actual costs of construction work. The Design-Builder shall commence Design Phase work upon receipt of a fully executed copy of this agreement."Explore our Construction Contract Agreement page to understand the legal binding relationship between a general contractor and a client. Require a written contract The contract should be a detailed description of the work to be done, the material to be used and the equipment to be installed. A prime contractor may benefit from filing and posting a Notice of Contract. This must be filed with the recorder and posted on the jobsite within 30 days. If you're a North Carolina construction contractor, you need to be good at writing North Carolina construction contracts. Change orders shall be subject to provisions in the current North Carolina Construction Manual. What is a construction agreement? NAHB Contracts offers a variety of residential construction contracts, exclusively for home builders and remodelers.