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Published19 August 2025Updated9 July 2026

The Building Safety Act: What It Means for Your Project

The Building Safety Act rewrote who's accountable for what, from first sketch to final key handover. Here's what actually changes for your project.

Grenfell rewrote the rulebook for how Britain builds. If your project involves a block of flats, a care home, or anything that starts stacking storeys, the Building Safety Act 2022 already has an opinion about how you do it.

The Act Nobody Asked For, But Everyone Needed

You've probably heard the term floating around: the Building Safety Act. The short version is that it's the government's response to years of hard questions about how higher-risk buildings get designed, built and managed. It's not a new form to fill in. It's a change in who's accountable when something goes wrong, and when.

Who's On the Hook

Developers and clients: yes, you. Architects and designers: yes, us. Principal designers and principal contractors, building control officers, building owners and managers: everyone in the chain, all the way through. Build a block of flats or alter a commercial property, and this legislation has already read your plans.

A New Sheriff, and Duty Holders Who Can't Pass the Buck

The Building Safety Regulator, housed inside the Health and Safety Executive, is now in charge of overseeing building safety in England, and it means business. Alongside it, the Act names specific roles, Principal Designer and Principal Contractor among them, and hands each one clear legal duties from the earliest design stage through to occupation. "We thought that was someone else's job" no longer covers anyone.

The Golden Thread: Your Project's Paper Trail, Digitised

Every higher-risk building now needs a digital, accurate, up-to-date record of every safety-critical decision, from first drawing to final occupation. It's mandatory for higher-risk buildings and good practice for everything else: a full trail of what was chosen, what was mitigated, and who signed off on it, so nobody's left reconstructing the story from memory two years later.

Three Gateways, Zero Free Passes

Higher-risk buildings now pass through three checkpoints: Gateway 1 at the planning stage, Gateway 2 before construction starts, and Gateway 3 before anyone moves in. Each one exists to stop an unsafe building slipping through to the next stage. Miss a gateway's requirements and the project doesn't proceed, it stalls, and stalled means expensive.

What Actually Counts as "Higher-Risk"

At least 18 metres or 7 storeys, with two or more residential units. Care homes and hospitals count too, though only while they're being built, not once people are living or being treated in them. Fall outside that definition and you're not exempt from the thinking behind the Act. Its principles are fast becoming the standard everyone gets measured against, not just the buildings named in the small print.

Fifteen Years Is a Long Memory

The Act extends the liability period for defective work under the Defective Premises Act from 6 years to 15, and in some cases that reaches back retroactively. If you're a developer or contractor, that's not a technicality. That's a decade extra where a decision made on-site can still find you.

What This Means for Your Project

Know who's doing what, keep records that would survive an audit, and expect more scrutiny, particularly early on. At JSA, that means appointing the right people from the outset, coordinating the golden thread as the project runs rather than reconstructing it afterward, and designing to meet Building Regulations and the Act's safety obligations at the same time, not as two separate conversations. We work directly with planning officers, building control bodies and consultants to keep projects moving through the gateways instead of stuck at them.

Building Something Higher-Risk? Get the Duty Holders Right First.

Understanding exactly who's accountable for what, before the first drawing gets made, saves a lot of expensive retracing later.

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Areas We Cover

JSA Architects Across the Midlands

We work with homeowners, developers, and landlords across the Midlands. Fees, planning authorities, and project types vary by location — find local insight and project examples for your area:

Architects in Derby → — Quarndon, Kirk Langley, Duffield, Allestree, Darley Abbey, Mickleover, Littleover

Architects in Nottingham → — The Park Estate, West Bridgford, Edwalton, Mapperley Park, Wollaton, Bramcote

Architects in Lichfield → — Shenstone, Little Aston, Four Oaks, Streetly, Aldridge, Walsall, Tamworth, Whittington

Architects in Solihull → — Knowle, Dorridge, Hampton in Arden, Shirley, Dickens Heath, Olton

Architects in Sutton Coldfield → — Four Oaks, Wylde Green, Boldmere, Mere Green, Streetly, Little Aston

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Common Questions

It's the UK government's response to long-standing concerns about how higher-risk buildings are designed, constructed and managed, introduced in the wake of Grenfell. It tightens standards and makes accountability explicit at every stage, from design through to occupation.

Buildings at least 18 metres or 7 storeys high, containing two or more residential units. Care homes and hospitals also count, but only during construction, not once occupied.

A mandatory digital, accurate, up-to-date record of every safety-critical decision on a higher-risk building, from design through to operation. It's compulsory for higher-risk buildings and good practice on everything else.

Three mandatory checkpoints for higher-risk buildings: Gateway 1 at planning stage, Gateway 2 before construction begins, and Gateway 3 before occupation. Each one has to be passed before the project can move to the next stage.

The Act extends liability for defective work under the Defective Premises Act from 6 years to 15, applied retroactively in some cases.

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