Whole Life Cost
The Contractor provides information to enable the Employer to operate and maintain the works efficiently.
Used for projects where long-term operational cost is a factor. The Contractor provides manuals, as-built records, and training.
The scope of WLC information must be clearly defined in the Works Information. Ambiguous requirements cause disputes at handover.
📖 This summary is for reference. For the full, authoritative NEC4 contract text — including all amendments, guidance notes, and flow charts — visit the official NEC website.
Purchase Official NEC4 →⚠️ This commentary is for reference only. Always refer to the full NEC4 contract text and seek professional legal or contractual advice for your specific project.