Subcontracting Agreement

Overview

A subcontracting agreement is a contract under which a main contractor, who has already agreed to perform works or services for a client under a head/main contract, engages a subcontractor to perform some or all of that work on its behalf. The subcontractor typically has no direct contractual relationship with the end client (unless a separate collateral warranty or third-party rights clause is used), and the main contractor remains fully responsible to the client for the work under the head contract. When to use it: whenever a contractor needs to delegate part of its contractual obligations to another business — common in construction, IT delivery, manufacturing supply chains, and professional services subcontracting. Parties: the "Main Contractor" (also called the "Contractor", who holds the head contract with the client) and the "Subcontractor" (who performs the delegated scope). Construction-specific rules: if the subcontract relates to "construction operations" as defined in the Housing Grants, Construction and Regeneration Act 1996 (as amended by the Local Democracy, Economic Development and Construction Act 2009) — commonly called "the Construction Act" — it must comply with statutory payment provisions (an adequate mechanism for determining what payments are due and when, payment notices, a right to suspend performance for non-payment) and must give either party the right to refer a dispute to adjudication at any time. A subcontract that does not comply with these requirements has the relevant statutory scheme (the Scheme for Construction Contracts) implied into it automatically. This template flags where construction-specific terms apply — non-construction subcontracts (e.g. IT or professional services) are not subject to the Construction Act. Key clauses: a precise description of the subcontracted scope (ideally cross-referenced to, and consistent with, the corresponding obligations in the head contract — this is often called a "back-to-back" approach), a flow-down clause requiring the subcontractor to comply with the relevant terms of the head contract as they affect its scope, payment terms, liability and indemnity provisions, insurance requirements, and termination rights (including step-in rights if the head contract itself terminates). Common pitfalls: failing to make the subcontract genuinely "back-to-back" with the head contract, which can leave the main contractor liable to the client for defects or delays it cannot in turn recover from the subcontractor; omitting the statutory payment and adjudication provisions required for construction operations; not addressing what happens to the subcontract if the head contract is terminated; and unclear allocation of liability for third-party claims and defects.

Information to customize

• Main Contractor's name or company name

• Main Contractor's address

• Subcontractor's name or company name

• Subcontractor's address

• Reference/description of the head contract with the end client

• Does the subcontract relate to 'construction operations' under the Construction Act 1996?

• Description of the subcontracted works/services

• Start date

• Completion date or programme

• Subcontract price

• Payment terms (interim payment dates, final date for payment)

• Head contract terms that flow down to the Subcontractor

• Insurance requirements for the Subcontractor

• Date of signature

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Frequently asked questions

What is the Construction Act and when does it apply?

The Housing Grants, Construction and Regeneration Act 1996 (as amended by the 2009 Act), commonly the 'Construction Act', imposes mandatory payment and adjudication rules on contracts for 'construction operations'. If a subcontract falls within that definition, it must provide an adequate payment mechanism and a right to adjudicate disputes at any time, or the statutory Scheme for Construction Contracts is implied automatically.

Does the subcontractor have a direct relationship with the end client?

Generally no. The subcontractor's contractual relationship is only with the main contractor, and the main contractor remains fully responsible to the end client for the whole of the works under the head contract, including the subcontracted portion.

What does 'back-to-back' mean in a subcontract?

It means the subcontract terms mirror the relevant obligations, standards and risk allocation in the head contract, so the main contractor's exposure to the client is matched by an equivalent right of recovery against the subcontractor for the same scope.

Can the subcontractor suspend work for non-payment?

For construction operations, yes — the Construction Act gives a party the statutory right to suspend performance if a sum due under the contract is not paid in full by the final date for payment, after giving the required notice.

What happens to the subcontract if the head contract ends?

This template gives the main contractor the right to terminate the subcontract if the head contract terminates, since the main contractor's obligation to the subcontractor is fundamentally tied to its own obligations to the client under the head contract.

Is this template suitable for non-construction subcontracting, like IT delivery?

Yes — the template flags whether the Construction Act payment/adjudication provisions apply. For non-construction subcontracts, those specific statutory provisions do not apply, but the back-to-back and flow-down structure remains equally useful.