Third party adjudication services for the resolution of a dispute arising during the refurbishment of a Grade II listed private residence in central London, England. Scope involved construction of a single-storey front basement and single-storey rear basement, including mechanical and electrical services and external works. The dispute concerned the Contractor’s entitlement to extensions of time, partial possession dates, their effect on the parties’ obligations and liabilities, and the date on which practical completion was achieved.