The JCT Major Project Construction Contract 2024—what’s changed?

Table of contents

• What are the Major Project contracts used for?
• MPCC 2024—what’s changed?
• Extensions of time (clause 18)
• Standards of design, materials and workmanship (clause 11)
• Payment (clause 28)
• Termination (clauses 39–41)
• Building regulations and building safety
• Other changes to note
• MP/Sub 2024—what’s changed?

Article summary

Construction analysis: On 16 October 2024, the Joint Contracts Tribunal (JCT) published the 2024 editions of its Major Project, Constructing Excellence, and Prime Cost Building contracts, along with their associated guides and sub-contracts. In this analysis, we focus on the Major Projects contract and sub-contract, and look at how these differ from their 2016 equivalents.