If you’ve ever walked through a brand‑new house and thought, “It looks perfect… except for that loose kitchen tap,” you’ve already experienced the reality of snagging. In the world of new‑build property, a snagging list is the final safety net that protects you from hidden defects, unfinished work, and costly surprises after you hand over the keys.
In this post we’ll break down everything you need to know about snagging – what it is, why it matters, and, most importantly, exactly what to look for before you sign the completion paperwork. Grab a notebook (or open a new note on your phone) – you’ll want to copy this checklist for your own project.
What Is a Snagging List, Anyway?
A snagging list (sometimes called a defect list or punch‑list) is a formal record of items that do not meet the agreed‑upon standards of a new‑build contract. It can include anything from a paint splash on the ceiling to a mis‑aligned door frame.
- When it’s created: Usually after the builder hands over the property for the first time, but before the buyer signs the final completion certificate.
- Who prepares it: The buyer (or their agent), a professional snagging surveyor, or a combination of both.
- What happens next: The builder has a statutory period—often 7–14 days—to remedy the issues. If they fail to do so, you may negotiate a price reduction or retain a portion of the deposit until the defects are fixed.
Think of the snagging list as the final exam for your builder: they’ve done the heavy lifting; now they must prove they can deliver a flawless finish.
Why Snagging Can’t Be Overlooked
| Reason | What It Means for You |
|---|---|
| Legal protection | Most construction contracts include a “defects liability period” (usually 12 months). A comprehensive snag list triggers the builder’s obligation to fix problems within this window. |
| Cost savings | Fixing a small defect now is far cheaper (and less disruptive) than dealing with water damage, structural issues, or warranty claims later. |
| Resale value | A property with a clean, snag‑free hand‑over report is easier to market and can command a higher price. |
| Peace of mind | Knowing that every door, outlet, and finish meets the specification lets you move in without constantly checking for problems. |
In short, a snagging list isn’t a nuisance—it’s an essential part of protecting your investment.
The Ultimate Snagging Checklist
Below is a room‑by‑room, system‑by‑system guide to the most common items that show up on a snagging list. Use it as the backbone of your own checklist, and add any project‑specific items (e.g., bespoke kitchen appliances, smart‑home controls, etc.) as needed.
General Building Fabric
| Area | What to Inspect | Red Flag Indicators |
|---|---|---|
| External walls | Brickwork, cladding, render finishes, sealants | Cracks, missing mortar, uneven joints, water ingress |
| Roof & Gutters | Tiles/ slates, flashings, troughs, downspouts | Loose tiles, rusted flashings, blocked gutters |
| Windows & Doors | Operation, sealing, frames, hardware | Sticking, mis‑alignment, drafts, broken seals, missing hinges |
| Floors | Levelness, joints, surface integrity | Uneven spots, squeaks, gaps between boards/tiles |
| Walls & Ceilings | Plaster finish, skim coating, paint, plasterboard | Cracks, uneven plaster, paint drips, visible screws/nails |
| Insulation & Damp Proofing | Presence of cavity fill, EPDM membranes, damp proofs on walls/floors | Missing insulation, condensation marks, rising damp signs |
| Locks & Security | All external doors, windows, garage | Non‑functioning deadbolts, missing keys, broken strike plates |
Kitchen
| Item | What to Look For | Common Defects |
|---|---|---|
| Cabinetry | Alignment, hardware, finish | Gaps between doors, scratched veneer, loose handles |
| Worktops | Seam joints, cut‑outs, levelness | Uneven surface, chips, visible seams |
| Appliances | Installation, connections, instructions | Unwired appliances, missing door seals, mis‑aligned hinges |
| Sink & Taps | Leak‑free operation, mounting | Dripping faucet, loose sink brackets, visible water stains |
| Ventilation | Extractor fan operation, ducting | Noisy fan, insufficient suction, exposed duct |
| Electrical | GFCI sockets, lighting, switch placement | Missing sockets, loose wiring, non‑functioning lights |
Bathrooms & Wet Rooms
| Item | Inspection Points | Typical Snags |
|---|---|---|
| Bath & Shower | Tiling, grout, sealant, drainage | Cracked tiles, missing grout, water pooling |
| Toilet | Secure fixing, flush operation, water tank | Loose base, leaking cistern, noisy refill |
| Vanity & Basin | Water tightness, cabinet alignment | Leaking around faucet, uneven countertop |
| Taps & Mixers | Flow, temperature control, drips | Leaking tap, uneven flow |
| Ventilation | Extractor fan speed, timer, ducting | Over‑noisy or non‑working fan |
| Lighting & Power | RCD protected sockets, waterproof ratings | Exposed sockets, inadequate IP rating |
Living Areas & Bedrooms
| Component | Checklist | Red Flags |
|---|---|---|
| Floor coverings | Tiles, carpets, laminate, hardwood | Loose tiles, bubbling carpet, missing floorboards |
| Skirting & Architraves | Finish, alignment | Gaps, uneven cuts, exposed nails |
| Lighting & Switches | Operation, placement, switches with dimmers | Non‑working fixtures, missing covers |
| Plumbing & Heating | Radiators, thermostats, pipe insulation | Cold spots, rattling radiators, exposed pipework |
| Smoke & CO detectors | Presence, battery, proper placement | Missing or dead batteries, incorrectly mounted |
Services & Systems
| System | What to Verify | Common Issues |
|---|---|---|
| Electrical | All sockets, RCBO/MCB, circuit labeling | Unwired sockets, double‑tapped breakers, missing earth |
| Smart Home/Automation | Wi‑Fi connectivity, app integration | Unpaired devices, dead zones |
| Plumbing | Pressure test, leak detection, pipe support | Dripping joints, squeaking pipes, unsupported runs |
| Heating & Hot Water | Boiler commissioning, temperature controls, pressure relief valve | Noisy boiler, low pressure, faulty thermostat |
| Ventilation (MVHR/HVAC) | Filter condition, airflow, service access | Blocked filters, insufficient airflow |
| Fire Safety | Alarm testing, fire‑rated doors, sprinkler system (if applicable) | Alarm silence, non‑rated doors, missing sprinkler heads |
External / Outdoor Spaces
| Element | Inspection Points | Typical Snags |
|---|---|---|
| Driveway & Paths | Levelness, surfacing, jointing | Cracks, uneven surfacing, puddling |
| Landscaping | Planting, drainage, retaining walls | Poor grading, cracked walls, soil erosion |
| Garage / Carport | Door operation, lighting, sealing | Sticking door, flickering lights, gaps |
| Fencing & Gate | Alignment, locks, finish | Loose posts, missing hinges |
| Patios / Decks | Tiling, board fixation, water drainage | Loose tiles, board movement, water pooling |
How to Conduct a Snag Survey – Step by Step
- Schedule the Walk‑Through
- Book the survey for the first hand‑over day or as soon as possible after you receive the keys.
- Bring a hard‑copy checklist (or a tablet with a digital form) and a camera (your phone works fine).
- Walk the Property Systematically
- Follow the room order in your checklist; don’t jump around.
- Keep a pen and highlighter handy to mark items for follow‑up.
- Record Evidence
- Take clear, dated photos of every snag.
- For each defect, note location, description, and severity (e.g., “low‑priority – cosmetic paint spatter” vs. “high‑priority – kitchen sink leak”).
- Classify Defects
- Critical / Safety – Must be fixed before occupation (e.g., gas leak, missing smoke alarm).
- Functional – Affects usage (e.g., non‑working tap, stuck door).
- Aesthetic – Cosmetic concerns (paint drips, mismatched tiles).
- Prepare the Formal List
- Compile notes and photos into a single PDF or a Snag Reporting tool (many builders use apps like Buildertrend, Houzz Pro, or dedicated snag software).
- Include contract references (e.g., “Section 3.2.1 – kitchen cabinetry finish”).
- Submit to the Builder
- Send the list via registered email with a read receipt.
- Keep a copy for your records and for any potential dispute resolution.
- Agree on a Remedy Schedule
- The builder should respond with a timeline (usually 7–14 days) and assign a site supervisor to oversee repairs.
- Re‑Inspect
- Once the builder claims the items are fixed, conduct a second walk‑through.
- Verify every snag is truly resolved; if not, notify them promptly and keep a record.
DIY Snagging vs. Hiring a Professional Surveyor
| Aspect | DIY Snagging | Professional Snag Surveyor |
|---|---|---|
| Cost | Minimal (your time) | £300‑£800 (average for a 150‑200 m² home) |
| Expertise | Basic – may miss hidden issues | Trained to spot structural, moisture, and compliance defects |
| Objectivity | May be biased (you can overlook) | Independent, credible with builder and lenders |
| Documentation | Hand‑written notes; variable quality | Professionally formatted report, photos, legal verbiage |
| Speed | Depends on your schedule | Usually completed within 2‑3 days, with fast turnaround |
Recommendation: If you’re a first‑time buyer or the project is high‑value (e.g., luxury new build), a professional snag survey is worth the investment. For modest properties, a diligent DIY approach works fine—just be meticulous!
What to Do If the Builder Won’t Fix the Snags
- Refer to the Contract – Most agreements contain a defects liability clause that obliges the builder to remedy faults within the agreed period.
- Issue a Formal Notice – Send a letter of claim (often called a “notice to remedy”) stating the defects, required actions, and deadline.
- Escalate to the Warranty Provider – If the property is covered by a National House Building Council (NHBC) or similar guarantee, lodge a claim.
- Mediation / ADR – Many contracts require Alternative Dispute Resolution before court.
- Legal Action – As a last resort, a solicitor can pursue specific performance (forcing the builder to fix) or damages for breach of contract.
Quick‑Reference Snagging Cheat Sheet
| ✅ Do | ❌ Don’t |
|---|---|
| Walk through once with a written checklist. | Rely on a “first impression” without notes. |
| Take photos of every defect and date‑stamp them. | Forget to capture evidence (it becomes “he said, she said”). |
| Categorise snags by safety, functional, aesthetic. | Treat all snags the same – you may overlook a serious issue. |
| Send the list in writing and keep a copy. | Assume an informal email suffices. |
| Re‑inspect after repairs are completed. | Assume the builder did the job correctly without verification. |
| Use a professional surveyor for high‑value or complex builds. | Assume “new build = perfect”. |
Bottom Line – The Snag List Is Your Final Quality Check
A new‑build should feel like moving into a brand‑new, fully‑finished home. The snagging process is the only realistic way to ensure that promise is kept. By systematically inspecting each element, documenting every issue, and holding the builder accountable, you:
- Safeguard your investment against hidden repair costs.
- Accelerate the hand‑over by giving the builder a clear, actionable list.
- Enjoy peace of mind when you finally turn the key.
Remember: The sooner you spot a snag, the cheaper it is to fix. Don’t rush to sign the completion certificate—take a breath, run through this checklist, and walk away with your new home truly snag‑free.