The Works

The NEC "the works" definition doesn't sit in clause 11.2. It's an identified term, written in italics and filled in through the Contract Data, usually as a short description of what's being delivered. Its partner, "To Provide the Works", is a defined term that's much wider and sets the Contractor's overall obligation.

Readers often assume the entry doesn't matter because the detail is in the Scope. In most cases they're right, until a boundary question comes up. This page is part of the NEC definitions glossary.

Three related terms

Term	Type	What it does
the works	Identified, in the Contract Data	Names the thing being delivered
To Provide the Works	Defined, 11.2 (item 13 in NEC3 ECC)	All work necessary to complete the works, plus incidental work, services and actions the contract requires
Scope (Works Information in NEC3)	Defined	Specifies and describes the works, and any constraints

The middle row carries the most weight. The Contractor's duty goes beyond producing the end product: it also covers the temporary works, the management and whatever else is necessary. That's why "it wasn't on the drawing" isn't always a full answer, while a true change to the Scope is still a compensation event.

Where the term appears

• Plant and Materials and Equipment: the first is intended to end up in the works, and the second isn't required to.
• Early warnings: one of the triggers is impaired performance of the works in use.
• Completion: the fallback test asks whether the Client can use the works.
• Take over and use: clause 35 deals with the works or parts of them.
• Design: 11.2 ties Defects to parts of the works, including those the Contractor designed.
• Liabilities: clauses 80 and 81 share out risks to the works and to other things, so the term influences what's insured under the works cover.

A worked example

A fictional sports centre. The Contract Data says the works are "the construction of a new sports hall at Hillside Park". The Scope includes the hall drawings, plus a separate document covering a new access road. There's no other reference to the road.

In month 5, a disagreement starts about whether the road needs to be finished before Completion. The Client says yes, because it's in the Scope. The Contractor points to the entry, which mentions only the hall. The Scope is the stronger reference: it describes the works, and the short entry isn't a full description. But the mismatch gave the Contractor something to argue, and a few extra words would have prevented that: "a new sports hall and access road, as described in the Scope".

A loose entry can also affect insurance, performance bonds and guarantees, if these refer to the works by that same description. Their wording needs to match.

What people get wrong

• Treating "the works" as a defined term. You won't find it in the list at 11.2, because it's an entry you've made.
• Writing a paragraph of specification in the entry. Detail belongs in the Scope. A long entry may conflict with it, and an inconsistency between them then has to be resolved under clause 17.1.
• Keeping a tender title. A project name that made sense at tender may no longer describe the job after value engineering. Update it before signing.
• Using "Works" and "works" as if identical. Capitals signal a term with a specific meaning in the form you're using. In subcontracts, the term becomes the subcontract works, and the Client's and main Contractor's "works" are a separate thing.
• Assuming "To Provide the Works" means free extras. The phrase covers what's necessary to complete the works as the contract describes them. It doesn't let a Project Manager add new requirements without using the change procedure, which leads to a compensation event for changing the Scope.

Quick check

1. Does the entry describe everything the Scope includes?
2. Does it match the description in any bond, guarantee, insurance or planning document?
3. Does the Contract Data use the correct term for the edition and form?

Related guides

• NEC Definitions: A Glossary of Key Terms
• Working Areas
• Works Information
• Clause 10: Mutual Trust and Co-operation
• Subcontractor
• Task

This guide is general information in our own words, not legal advice. Your contract and its Contract Data always govern. NEC, NEC3 and NEC4 are trade marks of Thomas Telford Ltd; Contract Status is not affiliated with or endorsed by NEC.