The NEC4 Suite of Contracts builds upon the success of the NEC3 Contracts. The proven and unique processes for collaboration, fair dealing and good project management that are inherent in the NEC philosophy remain in this evolved edition.The NEC Contracts have been updated and streamlined following feedback from the industry, considering Government priorities and emerging best practice. The result is a contract suite with improved flexibility, clarity and which is easier to use.Whether supplying high-value goods or low-risk items, NEC4 enables you to deliver projects on time, on budget and to the highest standards -- NEC website.