208. Sub-contractors and suppliers.

A sub-contractor is one who agrees with the contractor to carry out part of the works of construction or works required for it (such as where services are provided). A supplier is also a sub-contractor to the contractor, but the term commonly refers to one who supplies to the contractor but does not erect or install, goods or materials (such as prefabricated parts) necessary for the completion of the works1.

In the interest of retaining control over the cost and quality of the works, the employer may require the contractor to employ particular sub-contractors or suppliers, or that the person