QScope

Time, delay & completion

Time is money on a construction contract. These guides cover extensions of time, relevant events, concurrency, practical and sectional completion, liquidated damages and the certificates that make them stick.

Latest

Worker in hi-vis inside a blockwork shell
Time & completion03/06/2026
Before they can charge you for being late, what has to happen first?

On many standard forms a deduction for lateness has a formal sequence in front of it: a certificate recording non-completion, notice of the intention to deduct, and on Act jobs a pay less notice with the sum and basis. A deduction that skipped a step fails on paper.

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Two workers in hard hats standing in a window opening of an unfinished brick house
Time & completion18/05/2026
Is sectional completion worth having on a small job?

Splitting a job into sections with their own completion dates gives each phase its own damages, its own retention drop and its own defects clock. Powerful where the client genuinely takes over in phases, and pure administrative debt where they do not.

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Engineer in a hard hat reading a document outside a building
Time & completion08/05/2026
How do I run a snag list that actually ends?

Snag lists never die of natural causes: they die when someone gives them a single owner, a fixed baseline, dates on both sides and a defined finish line. The four rules, and why the snag list at completion and the defects schedule a year later are different animals.

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Scaffold tower against a white-painted brick wall
Time & completion20/04/2026
When the contractor will not come back

The employer can engage others and recover the cost, but only after giving the contractor the opportunity first. Skipping that caps the recovery.

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Over-the-shoulder view of two workers in hard hats marking up a drawing
Time & completion17/04/2026
A simple programme for a small building job, and why you need one

Not software, not a Gantt chart with two hundred bars: a one-page list of stages with dates and the three dependencies that actually matter. What a written programme wins you in delay arguments, cash forecasting and client management, for an hour of work.

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Three people in hard hats pointing out features among concrete columns
Time & completion06/04/2026
What does time at large actually mean, and will it save me?

When the client causes delay and the contract has no working way to extend the date, the fixed completion date can fall away entirely: time is at large, and you owe completion in a reasonable time instead. It kills the delay damages, it is real law, and it almost never works.

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Two men in orange vests checking a clipboard on a cleared site
Time & completion30/03/2026
Is the programme a contract document

Under JCT it usually is not, and that surprises both sides. Under NEC the Accepted Programme is central to how everything is assessed.

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Three people in hard hats reviewing drawings outside a new brick apartment building
Time & completion16/03/2026
Paying to speed up, and constructive acceleration

One is a commercial deal with a price attached. The other is a claim built on a refused extension, and it is a much harder argument.

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Engineer in a hard hat holding drawings and a radio on a site
Time & completion09/03/2026
Who owns the float

The slack between when an activity can finish and when it must. Under most standard forms the answer is nobody, which satisfies neither side.

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Client and site manager in a hi-vis vest walking through an empty finished interior
Time & completion03/03/2026
The client has moved in but nothing was signed off. How do I start the clock?

Half your retention, the end of delay damages and the start of the defects period all hang off one certificate nobody has issued. Why occupation is your strongest evidence, and the letter that turns living in the building into a completion date.

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Hard hats, laptop and drawings on a table on a rooftop
Time & completion02/03/2026
Can the client charge me for finishing late?

If the contract names a rate, yes: liquidated damages are the pre-agreed price of lateness, no proof of loss required. But the deduction has conditions, a certificate on some forms, a pay less notice on Act jobs, and an extension of time defeats it altogether.

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Two men in hi-vis vests inside an unfinished brick room overlooking a town
Time & completion20/02/2026
Partial possession is not sectional completion

Both let the employer occupy part of the works early. One is planned in the contract, the other is the mechanism for when it was not.

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Two people in hard hats in front of the entrance to a finished building
Time & completion19/02/2026
What does practical completion actually mean on a small job?

There is no statutory definition, and the arguments are rarely about the words anyway. Practical completion is the switch that releases half the retention, stops delay damages and starts the defects clock, which is why one side wants it certified now.

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Two men in hard hats pointing at a wall inside a half-finished room
Time & completion04/02/2026
The defects period: what do you have to do to get the rest of your money?

Between practical completion and the final retention release sits a period, usually six or twelve months, with one job: defects notified, defects made good, certificate issued, money released. Each step has an owner, and the money strands where a step has none.

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Client in a suit shaking hands with a worker in an orange vest in a finished room
UK23/01/2026
Practical completion in QScope under JCT and NEC4

QScope records practical completion as the milestone that releases retention, starts the rectification period and begins the run to the final account.

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Worker in a red hard hat checking his watch on a site with cranes behind
Time & completion22/01/2026
When two delays run at the same time

Concurrency is where an employer risk event and a contractor risk event both delay completion over the same period. The usual answer is time, without money.

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Tower crane and scaffolding around a brick building under construction
UK21/01/2026
Extension of time and delay records in QScope

QScope holds the notice, relevant event and programme impact together, so an extension of time claim rests on contemporaneous records under JCT and NEC4.

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Worker in a hard hat with a tablet pointing at a ceiling during a snagging check
Time & completion24/12/2025
Snags are done. How do you get the final retention released?

The last of your retention hangs on one document almost nobody asks for: the certificate of making good. The sequence that gets it issued while everyone still answers your emails, and the letter for when the defects are done and the silence starts.

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Engineer in a hi-vis vest making notes in front of a glass office building
Time & completion04/12/2025
The client says the work is faulty but will not let me back in to fix it

A client who claims defects and refuses access is running the weakest version of their own claim. Why your right to return matters, what refusing it does to the money they can recover, and the two dated letters that put the refusal on the record.

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White hard hat, red alarm clock, notebook and rolled drawings
Time & completion24/11/2025
The extra work has pushed the job back. Can I get more time?

Yes, if the delay is one your contract gives time for and you claim it properly. Why an extension of time is really a shield against delay damages, why the notice matters more than the argument, and why more time and more money are two separate claims.

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