How are payments staged on a renovation?

Short answer

Against completed and inspected stages, not against dates. A typical structure is a small deposit for materials, then payments on completion of strip-out, structure, first fix, plastering, second fix and handover, with around 5 percent retained for six months after completion.

The principle is that money follows work. Each stage payment should become due when a defined, visible milestone is complete and has been inspected — not when a date arrives. This protects both sides: you are never significantly ahead of the work, and the builder is never significantly out of pocket for work already done.

A deposit is normal, but it should be modest and tied to something real, such as ordering materials with long lead times. Anywhere between 5 and 15 percent of contract value is reasonable for that purpose. A request for 30 or 50 percent before anyone arrives on site is a serious warning sign, and it is the single most common feature of the cases where homeowners lose money.

The retention matters more than people expect. Holding roughly 5 percent for six months after practical completion is what gets the snagging list finished — small defects, a door that sticks, a section of paint that needs redoing. Without a retention, those items compete with the builder's next project for attention, and they routinely lose. With one, they get done.

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